Math, asked by soumyakhare7, 5 months ago

if f(n) =3x4 -5x2+9 find f(x-1)​

Answers

Answered by yashtyagi2
0

Step-by-step explanation:

f(x-1)=3(x-1)^4-5(x-1)^2+9

=3(x4+1-4x2+2x2-4x2-4x)-5(x2+1-2x)+9

=3x4+3-12x2+6x2-12x2-12x-5x2-5+10x+9

= 3x4+7-23x2-2x

=3x^4-23x^2-2x+7

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