If f(x)=x^3-2x^2+12x-6 and g(x)=4x^2+6x+4, find (f-g)(x)

asked Jul 8, 2020 186k views

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2 votes

Answer:x^3-6x^2+18x-10

Explanation:

Euclio answered Jul 11, 2020

8.4k points

4 votes

Answer:

(f-g)(x) = x^3 -6x^2 +6x -10

Explanation:

(f-g)(x) = f(x) - g(x) = (x^3-2x^2+12x-6) - (4x^2+6x+4)

= x^3 + x^2·(-2-4) +x·(12 -6) + (-6-4)

= x^3 -6x^2 +6x -10

Himangshuj answered Jul 15, 2020

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