Question

If f(x) = (a–b) ^2+4x-4 and g(x) = 6^2+ (a+b) x- 4 and f(x) =g(x). Find the value of a and b.

Answer 1

Step-by-step explanation:

f(x)=2x3−6x2+4x−5

f(1)+g(−2)

=2(1)3−6(1)2+4(1)−5+3(−2)2−9

=2−6+4−5+3×4−9

=−4−1+12−9

=−5+3

=−2