y = (x+4)(6x-7). By differentiating, find the x coordinate of the maximum of this equation.
y=(x+4)(6x-7)y=6x2+17x-28dy\dx = 12x + 17To find the x coordinate of the stationary points of y, let dy\dx=012x+17=0x=-17\12
AS
Answered by Anika S. • Further Mathematics tutor
2304 Views
See similar Further Mathematics GCSE tutorsRelated Further Mathematics GCSE answers
All answers ▸Find the definite integral of f(x) = 12/(x^2+10x+21) with limits [-1,1]. Give your answer to 2 decimal places.
Prove that tan^2(x)=1/(cos^2(x))-1
Lengths of two sides of the triangle and the angle between them are known. Find the length of the third side and the area of the triangle.
GCSE or A-level Maths: How can I find the x and y intercepts of a cubic function?