The number 1621 was subtracted from 6244 in base x. If the result was 4323, find x.

Factorize completely: 27x\(^2\) - 48y\(^2\)

For what values of x is \(\frac{x - 3}{4}\) + \(\frac{x + 1}{8}\) \(\geq\) 2 ?

In the diagram above, < SQR = 52º and < PRT = 16º. Find the value of the angle marked y

In the diagram above, JKL is a tangent to the circle GHIK at K.