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# core 1 question watch

1. A curve has equation y = x^2 + x.
Find the values of k for which the line y = kx − 4 is a tangent to the curve.

I'm not sure where to begin on this question?
2. (Original post by Chelsea12345)
A curve has equation y = x^2 + x.
Find the values of k for which the line y = kx − 4 is a tangent to the curve.

I'm not sure where to begin on this question?
What is the equation of the tangent to the curve at the point ?

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Updated: February 19, 2018
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