Find the gradient of the line x^2 + 3x - 6 at the point (5,34)

Differentiate: 2x + 3.Substitute for x=5: 2(5) + 3Answer =13.

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Find any stationary points in the function f(x) = 3x^2 + 2x


This is a question from a past paper: https://prnt.sc/r6jnxc


Let Curve C be f(x)=(1/3)(x^2)+8 and line L be y=3x+k where k is a positive constant. Given that L is tangent to C, find the value of k. (6 marks approx)


GCSE or A-level Maths: How can I find the x and y intercepts of a cubic function?


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