(Giving brainlyiest) 25 POINTS
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
Recall what the relationship between cosine and secant:
In other words, secant is the reciprocal of cosine.
So, if we know cosine, we only need to find its reciprocal to find secant.
We are given that cosine is:
Then secant must be:
So:
Square:
And we're done!
Answer:
Number of random samples = 962598
Step-by-step explanation:
A random sample represents the responses for a certain survey of a part of the population.
A sample size is the part of the population being surveyed.
For a population the number of different random samples that can be chosen for a sample size
can be calculated as =
This can be calculated as :
Given:
Population size = 43
Sample size = 5
Number of random samples =
⇒
⇒
⇒ [Canceling out the common terms]
⇒ (Answer)