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Find the slope of the tangent to the curve below at (-1,10)

Find the slope of the tangent to the curve below at (-1,10)-example-1

1 Answer

4 votes

Answer:

- 8

Explanation:

Note that
(dy)/(dx) is the slope of the tangent at x = a

Differentiate using the power rule


(d)/(dx) (a
x^(n) ) = na
x^(n-1)

Given

y = 3x² - 2x + 5, then


(dy)/(dx) = 6x - 2

x = - 1 :
(dy)/(dx) = 6(- 1) - 2 = - 6 - 2 = - 8

User Bhuvanesh BS
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