Question

f(x)=3x⁴-5x²+7 find f(x-1)
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Answer 1

Step-by-step explanation:

f(x-1) = 3 (x-1)^4 - 5(x-1)^2 + 7

= [ 3(x^2 + 1 - 2x)^2 ] - 5(x^2 + 1 - 2x) + 7

= 3 ( x^4 + 1 + 4x^2 + 2x^2 - 4x - 4x^3 )

- 5x^2 - 5 + 10x + 7

= 3x^4 - 12x^3 + 13x^2 - 2x + 5

Ans.

Here you go buddy. Best of luck