Convert `r=4tanthetasectheta` into its equivalent Cartesian equation.

Convert rsintheta=rcostheta+4 into its equivalent Cartesian equation.

Convert r=cos e ctheta e^(rcostheta) into its equivalent Cartesian equation.

Convert the polar coordinates to its equivalent Cartesian coordinates (2,pi/2) .

Convert the following polar coordinates to its equivalent Cartesian coordinates. (i) (2,pi)

(i) Find the vector equation of a line passing through a point with position vector 2hat(i)-hat(j)+hat(k) , and parallel to the line joining the points -hat(i)+4hat(j)+hat(k) and hat(i)+2hat(j)+2hat(k) . Also find the cartesian equivalent of this equation. (ii) The cartesian equations of a line are 6x-2=3y+1=2z-2 . Find its direction ratios and also find vector equation of the line.

Convert the binary number 10011 into deicmal equivalent.

Convert the binary number 10011 into decimal equivalent .

6.4 g of oxygen is equivalent to

There are n number of cells each of resistance R. When they are connected in parallel, the equivalent resistance is Y and when they are connected in series , the equivalent resistance is X. Find the relation between X,Y and R.

The negation of ~svv(~r^^s) is equivalent to