ax+by^(2)-cos y

Find (dy)/(dx) , if ax +by^3 = cos y

The line x cos alpha+y sin alpha=p touches the circle x^(2)+y^(2)-2ax cos alpha-2ay sin alpha=0. then p=

The line x cos alpha+y sin alpha=p will be a tangent to the circle x^(2)+y^(2)-2ax cos alpha-2ay sin alpha=0.1fp=

Find derivative of y=e^(ax)cos bx

Sketch the graphs of the following pair of equations on the same axes : y = cos 2x, y= cos (2x-pi) .

The circle x^(2)+y^(2)-2ax-2ay+a^(2)=0 touches axes of co ordinates at

The circle x^(2)+y^(2)-2ax-2ay+a^(2)=0 touches axes of co ordinates at