Answer:

Step-by-step explanation:
we have


we know that
The function composition is equal to
(r ∘ s )(x) = r(s(x))
In the function r(x) substitute the variable x by the function s(x)
so

For x=3
substitute the value of x=3 in the function composition




Answer:
The square root is 6.
Step-by-step explanation:
Answer: 7500
Step-by-step explanation:
multiply 150 by 50
Answer:
ustee
Step-by-step explanation:
The other ones don't make sense if you insert them into that sentence
Answer:B
Step-by-step explanation: