Question

5. Part I If f(x) = 2x 2 - 3x + 1, find f(3) - f(2)....

5. Part I
If f(x) = 2x 2 - 3x + 1, find f(3) - f(2).

A. 0
B. 7
C. 17

Part II
If G( x ) = 5 x - 2, find G-1(x).

A. -5x + 2
B. (x + 2)/5
C. (x/5) + 2

Please help me solve this problem and if you can please also show or explain how you got that answer. Thank you! :)
Math   Precalculus   
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