Find dy/dx for y=x^2 * sin(x)
To answer this question we observe that y is the product of x^2 and sin(x), so we use the product rule. Then dy/dx = 2x * sin(x) + cos(x) * x^2 The resulting equation can be tidied up by factoring out x and dividing through by cos(x) to obtain a term involving tan(x).
JH
Related Maths A Level answers
All answers ▸How do you find the coordinates of stationary points on a graph?
Find the indefinite integral of f(x)=(1-x^2)/(1+x^2)
The function f is defined by f(x)= 2/(x-3) + x - 6 . Determine the coordinates of the points where the graph of f intersects the coordinate axes.
A circle is given by the equation x^2+y^2-20x-24y+195=0. Draw this circle.