Find a linear function whose graph has the given slope and y-intercept.Slope 9, y-intercept (0, -10)

A. f(x) = 9x + 10
B. f(x) = 9x - 10
C. f(x) = -10x - 9
D. f(x) = 9x + 9


Answer: B

Mathematics

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Calculus can be used to find the slope of the line tangent to a curve. The slope of the tangent to the curve  at  is f'(a). Use f'(x) to find the slope of the tangent to  at the given value of x.f'(x) = -x4 + 3x3 + 5x2 - 8x + 13 at x = 2

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