If f(x)=7xe^x, find f'(x)
f(x) = 7xexUsing the product rule: [f'(x)=u*(dv/dx)+ v*(du/dx)]Let u=7x and v=exTherefore, du/dx=7 and dv/dx=exHence, f'(x) = 7xex + 7ex
LM
Related Maths A Level answers
All answers ▸How do I do this question: A small stone is projected vertically upwards from the point A with speed 11.2 m/s. Find the maximum height above A reached by the stone.
The curve C has the equation: 2(x^2)y + 2x + 4y – cos (πy) = 17 use implicit differentiation to find dy/dx in terms of x and y
Given the points P(-1,1) and S(2,2), give the equation of the line passing through P and perpendicular to PS.
Given (x-2) is a factor of ax^3 + ax^2 + ax - 42, find the value of a