Evaluate the function at the given value of the independent variable and simplify.

f(x) = 4x^{2} + 5x - 6; f(x - 1)

Answer:

here we can write:

f(x-1)= 4 (x-1)^2 + 5(x-1) -6=

=4 (x^2 + 1 -2x) + 5x - 5 -6 =

=4x^2 + 4 -8x +5x - 11=

=4x^2 - 3x -7.

So:

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

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