Consider the function . The equation of the tangent to the graph of at is . Find and .

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- Jan 27th 2010, 07:35 AMshawliequation of a tangent question
Consider the function . The equation of the tangent to the graph of at is . Find and .

- Jan 27th 2010, 07:52 AMDinkydoe
Observe that

Solve for and use the fact that to solve for - Jan 27th 2010, 07:55 AMPulock2009
u must know the following before solving this problem:

1)tangent is nothing but the gradient ie dy/dx=f'(x).

2)for a line y=mx+c the gradient is given by m.

3)the answers are p=2 and k=12.are they correct??? - Jan 27th 2010, 07:57 AMPulock2009
u must know the following before solving this problem:

1)tangent is nothing but the gradient ie dy/dx=f'(x).

2)for a line y=mx+c the gradient is given by m.

3)the answers are p=2 and k=12.are they correct???