angelprincess85 angelprincess85

23-10-2017
Mathematics

contestada

Find the number of ways to listen to four CDs from a selection of eight CDs.

Respuesta :

coochicans coochicans

23-10-2017

Answer:

8C4=8!(8−4)!4!=70

Explanation:

This is equivalent to choosing 4 from an available 8 and is hence the combination

8C4=8!(8−4)!4!=70

Answer Link

Otras preguntas

for the element X in the ionic compound MX , explain the meaning of the term oxidation state

For the simple harmonic motion equation d=5sin (pi/4^+), what is the period?

A(n) 0.49 kg softball is pitched at a speed of20 m/s. The batter hits it back directly at thepitcher at a speed of 25 m/s. The bat acts onthe ball for 0.012 s.

what is a unit rate for meter per second if a car travels 274 m in 17 seconds

is it true that all whole numbers are rational numbers ? why or why not

Find all solutions to the equationin the interval [O, 27). Enter thesolutions in increasing order.cos 2x = cos X[?]Tx = 0,2Remember: cos 20 = cos20 – sin20

Write expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.

Given the matrix 6 2 -4 0 1 9 what is its order?

Number 14. Directions in pic. And also when you graph do the main function in red and the inverse in blue

An elastic spring stores 45 J of potential energy when it is stretched by 2 cm. What is the spring constant?