SOLUTION: If d(x)=5-2x and g(x)=-2xsquared+1, find g(d(6))

Algebra ->  Functions -> SOLUTION: If d(x)=5-2x and g(x)=-2xsquared+1, find g(d(6))      Log On


   

Question 206052: If d(x)=5-2x and g(x)=-2xsquared+1, find g(d(6))
Answer by Marth(57) About Me  (Show Source):
You can put this solution on YOUR website!
g(d(6))
Evaluate it one piece at a time.
d(x) = 5-2x, so d(6) = 5-2(6)
d(6) = -7


Now you need to find g(-7)
g(x)=-2x^2+1, so g(-7)=-2(-7)^2+1
g(-7)=-97