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Homework Statement
Find an equation of the tangent line to this curve at the point (1, -2).
Homework Equations
The Attempt at a Solution
2y' = 3x^2+6x
y' = 3x^2+6x
y'=3/2x^2+3x
y+2=3(x-1)
y+2=3x-3
y=3x-5
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where did the 2 go?Homework Statement
Homework Equations
The Attempt at a Solution
2y' = 3x^2+6x
y' = 3x^2+6x
where did the power of x go?y'=3/2x+3x
I think the arithmetic needs a little worky+2=3(x-1)
y+2=3x-3
y=3x-5