SOLUTION: functions q and r are defined as follows. q(x)=2x-1 r(x)=-2x^2 +1 Find the value of q(r(3))

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Question 1180021: functions q and r are defined as follows.
q(x)=2x-1
r(x)=-2x^2 +1
Find the value of q(r(3))
Answer by ikleyn(52796) About Me  (Show Source):
You can put this solution on YOUR website!
.

Solve in two steps:


    Step 1.   r(3) = -2%2A3%5E2+%2B+1 = -18+1 = -17.


    Step 2.   q(r(3)) = q(-17) = 2*(-17)-1 = -34 - 1 = -35.     ANSWER

Solved, answered and explained.