Counting techniques

1. A high school basketball has 15 players. In how many different ways can the coach choose the starting line-up?

Answers

Answer 1

Answer:

How many players in the starting line up ???

If 1 then its 15 ways

If 2 then its 15 × 14 = ___

If 3 then its 15 × 14 × 13 = ___


Related Questions

What is 9 x (8 + 5) - 3?
Also please read the comments, please.

Answers

Answer:

114

Step-by-step explanation:

following order of operations, we have to do parenthesis first

9 x (8+5) - 3=

9 x 13 - 3

since we have no exponents, we multiply next

117-3

finally, we subtract and get our answer

114

Answer:

The answer is 114

Step-by-step explanation:

search up "Calculator" and type in this problem, and thats how you get 114

lol basically I used a calculator so that's how ik its correct

Asappp!!!!! What is the measure of line segment AC

Answers

Im not good at explanations and I tried to give you one but I can’t word things but I believe it’s 20 cm

Question
Use a two-dimensional representation of the prism, if necessary, to find the area of the entire surface of the prism.



The surface area of the prism is
square units.




































Question
Find the area of the figure.

Answers

Answer:

162 units^2

Step-by-step explanation:

add all of the areas of the sides

2 ( 3 x 7) + 2 ( 3 x 6) + 2 ( 6 x 7 ) = 162 units^2

Which exponential function has a growth factor of 5?

f(x) = 2(5x)
On a coordinate plane, an exponential function decreases from quadrant 2 into quadrant 1 and approaches y = 0. It goes through (negative 1, 2) and crosses the y-axis at (0, 0.5).
f(x) = 0.5(2x)
A 2-column table has 5 rows. The first column is labeled x with entries negative 2, negative 1, 0, 1, 2. The second column is labeled f (x) with entries one-eighth, one-fourth, one-half, 1, 2.

Answers

An exponential function can represent growth or decay, and the function that has a growth factor of 5 is f(x) =2(5^x)

How to determine the exponential function?

An exponential function is represented as:

f(x) = ab^x

Where b represents the growth factor

From the list of options, we have:

f(x) = 2(5^x) and f(x) = 0.5(2^x)

This means that:

b = 5 for f(x) = 2(5^x)

And b = 0.2 for f(x) = 0.5(2^x)

Hence, the function that has a growth factor of 5 is f(x) =2(5^x)

Read more about exponential functions at:

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Answer:

A.

f(x) = 2(5x)

Step-by-step explanation:

can you form a triangle with side lengths of 3/8, 1 1/6 and 3/4?

Answers

Yes; Find the range for the measure of the third side of a triangle given the measures of two sides.

Answer:

No

Step-by-step explanation:

for the sides to form a triangle then the sum of any 2 must be greater than the third.

[tex]\frac{3}{8}[/tex] , 1 [tex]\frac{1}{6}[/tex] , [tex]\frac{3}{4}[/tex] ( change 1 [tex]\frac{1}{6}[/tex] into an imprioper fraction )

[tex]\frac{3}{8}[/tex] , [tex]\frac{7}{6}[/tex] , [tex]\frac{3}{4}[/tex]

rewrite each fraction with a denominator of 24 ( the LCM of 8,6,4 )

This will allow the fractions to be compared more easily.

[tex]\frac{9}{24}[/tex] , [tex]\frac{28}{24}[/tex] , [tex]\frac{18}{24}[/tex]

[tex]\frac{9}{24}[/tex] + [tex]\frac{28}{24}[/tex] = [tex]\frac{37}{24}[/tex] > [tex]\frac{18}{24}[/tex]

[tex]\frac{28}{24}[/tex] + [tex]\frac{18}{24}[/tex] = [tex]\frac{46}{24}[/tex] > [tex]\frac{9}{24}[/tex]

[tex]\frac{9}{24}[/tex] + [tex]\frac{18}{24}[/tex] = [tex]\frac{27}{24}[/tex] < [tex]\frac{28}{24}[/tex]

the condition is not met for the 3 sides , so they do not form a triangle.

can some one tell me answer

Answers

Answer:

d = 3.4

Step-by-step explanation:

d × 5 = 17

Divide by 5 from both sides,

[tex]\frac{d(5)}{5}=\frac{17}{5}[/tex]

d = 3.4

Which inequality symbol has a open circle

Answers

Answer:

When graphing a linear inequality on a number line, use an open circle for "less than" or "greater than", and a closed circle for "less than or equal to" or "greater than or equal to".

When graphing a linear inequality on a number line, use an open circle for "less than" or "greater than", and a closed circle for "less than or equal to" or "greater than or equal to". The solution set for this problem will be all values that satisfy both -3 < x and x < 4.

Which statements are correct? Check all the apply.
Variable d is the independent variable.
Variable h is the independent variable.
The number of hours worked causes a change in the number of dollars earned.
Variable d is the dependent.
The number of dollars earned causes a change in the number of hours worked.
Variable h is the dependent variable.
The more hours are worked, the fewer dollars that are earned.

Answers

Answer:

Step-by-step explanation:

1) wrong

2) Right

3) Right

4) Right

5) Wrong

6) Wrong

7) Wrong

1. Which of the following points is the reflection of (8.-5) in the y-axis? A. (8,5) c. (-8,5) B. (-5, 8) D. (-8,-5)​

Answers

Answer: d. (-8,-5)

1nonly(((((((((((:<3

HELP HELP HELP HELP HELP PLEASE

Answers

Answer:

A) 50; B) 48% C) 5-9 and 10-14 D) 8%

Step-by-step explanation:

The total lines are all the lines per bar summed up.

To get percentages, simply take the number of lines the bar represents, divide it by 50 (the total lines), and multiply it by 100 (to convert from decimal to percent).

The ratio of the circumferences of two circles is 2:3. If the large circle has a radius of 39cm what is the radius of the small circle

Answers

You just multiple my guy. 2:3 is like 2/3. What is 2/3 of 39
39*2/3 = 26

At a local restaurant, the amount of time that customers have to wait for their food is normally distributed with a mean of 26 minutes and a standard deviation of 4 minutes. Using the empirical rule, determine the interval of minutes that the middle 95% of customers have to wait.

Answers

The middle 95% of customers have to wait for 18 to 34 minutes at the resturant.

What is the empirical rule?

The empirical rule states that for a normal distribution. 68% of the values are within one standard deviation from the mean, 95% of the values are within two standard deviation from the mean and 99.7% of the values are within three standard deviation from the mean

Given a mean of 26 minutes and a standard deviation of 4 minutes. Hence:

95% are within 2 standard deviations = 26 ± 2(4) = (18, 34)

The middle 95% of customers have to wait for 18 to 34 minutes at the resturant.

Find out more on empirical rule at: https://brainly.com/question/10093236

triangle MNO is an isosceles triangle in which only one angle measures 88.6. what is the angle measure of one of the two congruent angles?

Answers

Answer:

45.7°

Step-by-step explanation:

area of a triangle= 180°so,180- 88•6=91•4since the congruent angles are equal,you will divide 91•4 by 291•4÷2=45•7ans=45•7°

The figure below is made of 2 rectangular prisms.
What is the volume of this figure?

Answers

Answer:

1800.

Step-by-step explanation:

First: split the figure into 2:

(5 * 9 * 2)*(5 * 4)

Then, solve the first:

5 * 9 * 2= (5 * 9) * 2= 45 * 2= 90

Next, solve the second part:

5 * 4= 20

Finally, multiply both parts:

90 * 20= 1800.

Answer is 1800.

In ΔWXY, W Y ‾ WY is extended through point Y to point Z, m ∠ Y W X = ( 2 x + 12 ) ∘ m∠YWX=(2x+12) ∘ , m ∠ W X Y = ( 2 x + 5 ) ∘ m∠WXY=(2x+5) ∘ , and m ∠ X Y Z = ( 7 x − 1 ) ∘ m∠XYZ=(7x−1) ∘ . What is the value of x ? x?

Answers

Applying the exterior angle theorem, the value of x in the given triangle is: x = 6.

How to Apply the Exterior Angle Theorem?

The exterior angle theorem states the relationship between the two remote angles in a triangle and the angle measure of the external angle formed by an extended side outside the triangle.

According to the exterior angle theorem:

The measure of the exterior angle = sum of the measures of the two remote angles in a triangle.

Given the following:

Measure of angle YWX = (2x + 12)°

Measure of angle WXY = (2x + 5)°

Measure of angle XYZ = (7x - 1)°

Therefore:

m∠XYZ = m∠YWX + m∠WXY [exterior angle theorem]

Substitute

(7x - 1)° = (2x + 12)° + (2x + 5)°

Solve for x

7x - 1 = 2x + 12 + 2x + 5

Combine like terms

7x - 1 = 4x + 17

7x - 1 + 1 = 4x + 17 + 1 [addition property of equality]

7x = 4x + 18

7x - 4x = 4x + 18 - 4x [subtraction property of equality]

3x = 18

3x/3 = 18/3 [division property of equality]

x = 6

Learn more about the exterior angle theorem on:

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Martin Office Supplies paid a $6 dividend last year. The dividend is expected to grow at a constant rate of 7 percent over the
next four years. The required rate of return is 20 percent (this will also serve as the discount rate in this problem). Use Appendix
B for an approximate answer but calculate your final answer using the formula and financial calculator methods.
a. Compute the anticipated value of the dividends for the next four years.
Anticipated Value
D1
D2
D3
D4

Answers

The anticipated value of the dividend in:

Year 1  is $45.86

Year 2 is  $49.07.

Year 3 is $52.50.

Year 4 is $56.18.

What is the anticipated value of the dividend?

The formula that can be used to determine the value of the dividend is:

Value = dividend paid last year x (1 + growth rate^number of years)  / (required return - growth rate)

D1 = ($6 x 1.07) / (20% - 7%) = $45.86

D2 = ($6 x 1.07²) / (20% - 7%) = $49.07

D3 = ($6 x 1.07³) / (20% - 7%) = $52.50

D4 = ($6 x 1.07^4) / (20% - 7%) = $56.18

Hey umm i just need help thx if u do

Answers

Answer:

900in goes in 25 yd

3960ft goes in 0.75 mi

360in goes in 30 ft

10yd goes in 30 ft

75ft goes in 25 yd

1320yd goes in 0.75 mi

Step-by-step explanation:

[tex]\frac{1yd}{36in} =900in[/tex]

900 · 1 = 900
900/36 = 25 yd

______________

[tex]\frac{1mi}{5280ft} =3690ft[/tex]

3690 · 1 = 3690
3690/5280 = 0.75 mi

______________

[tex]\frac{1ft}{12in} =360in[/tex]

360 · 1 = 360
360/12 = 30 ft

______________

[tex]\frac{3ft}{1yd} =10yd[/tex]

3 · 10 = 30
30/1 = 30 ft

______________

[tex]\frac{1yd}{3ft} =75ft[/tex]

75 · 1 = 75
75/3 = 25 yd

______________

[tex]\frac{3ft}{1yd} =1320yd[/tex]

3 · 1320 = 3960
3960/1 = 3960ft

[tex]\frac{1mi}{5280ft} =3960ft[/tex]

3960 · 1 = 3960
3960/5280 = 0.75 mi

______________

hope this helps!

help me with this pls

Answers

Volume of sphere is 4/3* pi*r^3

r is half of diameter. So 5.25 in this case

Plug It in.

Becomes ~606.13

All answers are wrong. Closest one is 605.8

Use the quadratic formula to find both solutions to the quadratic equation given below.

x^2 + 6x = 27

A. x = -9

B. x = -6+√27/2

C. x = -6-√27/2

D. x = 3

E. x = -1

F. x = 3-√-7/2

Answers

A. x = -9

__________

D. x = 3

__________

Change. 2.75km to metres

Answers

Answer:

2,750 meters

Step-by-step explanation:

1000 meters = 1 kilometer

M = 2.75 km (M = variable for unknown amount of meters)

Cross multiply: 1000 * 2.75 km = 1 * M

2.75 km * 1000 m = 2750 meters

what is 9.789 in word form?​

Answers

Answer:

nine and seven hundred eighty-nine thousandths

Step-by-step explanation:

....

Answer:

nine and seven hundred eighty-nine thousandths

Step-by-step explanation:

PLEASE MARK ME AS BRAINLIEST AND HAVE A NICE DAY :)

If 3 is subtracted from 5 times a number, the result is the same as 9 added to the number. Find the number.


A.)4

B.)-4

C.)3

D.)-3

Answers

Answer:

c).3

Step-by-step explanation:

let the number be x

5x-3=x+9

collect like terms

5x-x=9+3

4x= 12

divide both sides by 4

x=3

the number is 3

Susan is six years older than
Beth. In four years, Susan will
be twice as old as Beth. How
old is Susan now?

Answers

Answer:Susan is eight years now

Step-by-step explanation:

Find the missing angle y. (Image attached)!!

Answers

Answer:

111°

Step-by-step explanation:

first to find y we know that y+69=180.

NO LINKS!! Please help with this problem​

Answers

Answer:

EI = 30

GH = 30

RS = 10

Step-by-step explanation:

Given:  PQRST ~ HGFEI

From inspection of the diagram, the corresponding sides are:

RS ~ FE

ST ~ EI

TP ~ IH

QP ~ GH

QR ~ GF

The only pair of sides that both have side lengths are QR and FG.  Therefore, we can use these to work out the scale factor of dilation.

QR = 8   and   GF = 20

⇒ GF/QR = 20/8 = 2.5

Therefore, HGFEI is an enlargement of PQRST by a scale factor of 2.5

If ST = 12,

⇒ EI = 12 x 2.5 = 30

If QP = 12,

⇒ GH = 12 x 2.5 = 30

If EF = 25,

⇒ RS = 25 / 2.5 = 10

If IH = 15,

⇒ TP = 15 / 2.5 = 6

Answer:

See below ~

Step-by-step explanation:

As they are similar, find the scale factor.

QR ~ GF8 : 202 : 5

Finding EI

ST ~ EIST : EI = 2 : 5EI = 5 x 12 / 2 EI = 30

Finding GH

QP : GH = 2 : 5GH = 5 x 12 / 2GH = 30

Finding RS

RS : FE = 2 : 5RS = 2 x 25 / 5RS = 10

what is the digit 9 in this number 195,487 ​

Answers

Answer:

90,000 (ninty thousand)

Step-by-step explanation:

hope this helps:)

Answer:

The number that is in the ten thousands is 9, whose value is 90,000

---

Thank you so much for participate in the community of Brainly.com

I hope help you :)

Kind regards, Antonio.

A fan with a resistance of 20 Ω is connected to a power supply. The current flowing through the circuit is 2.5 A.

What is the voltage of the power supply?

(1 point)

8.0 V
8.0 V

22.5 V
22.5 V

17.5 V
17.5 V

50.0 V

Answers

Answer: 50V

Step-by-step explanation:

Use Ohm's Law, which states that the voltage is proprtional to the current. The proprtionality constant is the resistance:

[tex]V=IR[/tex]

We are given the resistance in Ohms, and the current in Amps. Therefore:

[tex]V=(2.5)(20)=50V[/tex]

Question 4 on math!
Please help me 15 points

Answers

Answer:

A, B, C, or D.

Step-by-step explanation:

Log(x^2)+log(x^3)/log(70x)=4​

Answers

Answer:

x=24010000

Step-by-step explanation:

Log(x^2)+log(x^3)=log(70^4x^4)

Log(x^2x^3)=log(70^4x^4)

x^2x^3=70^4x^4

x^5=70^4x^4

x=70^4=24010000

Which shape has only one pair of parallel sides?

Answers

Answer:

The answer is C.

Step-by-step explanation:

This is because that shape only has the top and bottom lines which are parallel. The sides are not vertical and leaning outwards, which are not parallel. Leaving that shape to only have one pair of parallel sides.

Answer:

C.

Step-by-step explanation:

A & B both have 2 pairs of parallel lines, so they're not a choice. D has three sides, making it a triangle. Meaning it has no pairs of parallel lines. That leaves us with C. The reason why C is the answer is because, we can see that both top and bottom lines are parallel to each other. However, the left and right lines are not.

I hope this helped!

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