Evaluate $(20_{three})^2 - (11_{three})^2$ in base three

Similar Questions

Simplify $\frac{1}{x-3}-\frac{3(x-1)}{x^2 - 9}$...

If y = x cos x, find dy/dx ...

Find the Iength of a diagonal of a square whose area is 288cm2....

A rectangular polygon has 150o as the size of each interior angle. How many sides has the polygon?...

In the diagram, PR is a diameter of the circle PQRS. PST and QRT are straight lines. Find QRS ...

Find the sum of the roots of the equation 2x2 + 3x - 9 = 0...

Find the value of p if the line which passes through (-1, -p) and (-2,2) is parallel to the line 2y+...

Solve ($\frac{27}{125}$)-$\frac{1}{3}$ x ($\frac{4}{9}$)$\frac{1}{2}$...

Given that S and T are sets of real numbers such that S = {x : 0 $\leq$ x $\leq$ 5} and T = {x :...

cos 57o has the same value as...