SOLUTION: Suppose that the functions q and r are defined as follows. q(x)=x^2+3 r(x)=sqrt(x+2) Find the following. 1. (r ◦ q)(2)=? 2. (q ◦ r)(2)=?

Algebra ->  Functions -> SOLUTION: Suppose that the functions q and r are defined as follows. q(x)=x^2+3 r(x)=sqrt(x+2) Find the following. 1. (r ◦ q)(2)=? 2. (q ◦ r)(2)=?      Log On


   



Question 969892: Suppose that the functions q and r are defined as follows.
q(x)=x^2+3
r(x)=sqrt(x+2)
Find the following.
1. (r ◦ q)(2)=?
2. (q ◦ r)(2)=?

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Suppose that the functions q and r are defined as follows.
q(x) = x^2+3
r(x) = sqrt(x+2)
Find the following.
1. (r ◦ q)(2)=?
= r(2) + q(2)
= sqrt(4) + (4+3) = 9
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2. (q ◦ r)(2)=?
Answer is the same as above.
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Cheers,
Stan H.