the equation of a curve is $\displaystyle y$$\displaystyle =$$\displaystyle 2$$\displaystyle x^3$$\displaystyle -21$$\displaystyle x^2$$\displaystyle +78x-98$

Find the gradient at the point (3,1). Find the x-coordinate of the point at which the tangent of the curve is parallel to the tangent at (3,1).

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i can solve the first part of the question.....answer is 6....

the second part of the question is the one i have problem with.....it sounds very confusing....