Question

If f(x) = 3x³+x-20x+12, then f(2/3)

Answer 1

Question:

If f(x)=

If f(x)=

$3 {x}^{3} - 20x + 12$

then f(2/3).

Solution:

Putting x=2/3 in f(x);

f(2/3)=3×(2/3)^3-20×2/3+12

f(2/3)=3×8/27-20×2/3+12

f(2/3)=8/9-40/3+12

f(2/3)=(8-120+108)/9

f(2/3)=-4/9

The answer is -4/9.

Answer 2

here is ur answer hope it helps

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