For the functions f(x)=-7x^(2)-x and g(x)=9x^(2)-4x, find (f-g)(x) and (f-g)(1)

asked Oct 16, 2023 222k views

1 vote

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2 votes

Answer:

-2x^2+3x

Explanation:

$(f - g)(x) = f(x) - g(x) \\ (7x^(2) - x) - ( {9x}^(2) - 4x) = - 2x ^(2) + 3x \\ (f - g)(1) = - 2 * {1}^(2) + 3 * 1 = 1$

Gracey answered Oct 21, 2023

7.8k points

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