How to subtract exponential variables

Practice Questions

ISEE Upper Level Mathematics Achievement › How to subtract exponential variables

Questions

9

1

Simplify the following expression:

2

Assume that . Which of the following expressions is equivalent to:

$\frac{\left (x+1 \right ) ^{3} - \left ( x^{3 } + 1\right ) }{x^{2}}$ ?

3

If , simplify:

$\frac{(x-1)^2-(x^2-1)}{x-1}$

4

Simplify:

$\frac{(x+2y)^{2} - (x - 2y)^{2}}{xy}$

5

If , simplify:

$\frac{(x+y)^2-(x-y)^2}{2xy}$

6

If , simplify:

$(x+\frac{4}{x})^2-(x-\frac{4}{x})^2$

7

If , simplify:

$\frac{(x^{2}+3)^2-(x^2-3)^2}{6x^2}$

8

If , simplify:

$\frac{(x^2+y^2)-(x-y)^{2}}{xy}$

9

Simplify the expression:

$7x^{3} - 5x^{2} + 9x^{3}$

Return to subject