How to divide exponential variables

Practice Questions

ISEE Upper Level (grades 9-12) Quantitative Reasoning › How to divide exponential variables

Questions

6

1

Simplify:

$\frac{10 x ^{-6} y ^{-4}}{20x ^{-8}y^{-2}}$

2

Half of one hundred divided by five and multiplied by one-tenth is __________.

3

Simplify:

$\frac{10 x ^{-6} y ^{-4}}{20x ^{-8}y^{-2}}$

4

is a negative number.

Which is the greater quantity?

(a) The reciprocal of $x^{7}$

(b) The reciprocal of $x^{8}$

5

Simplify: $\frac{16x^4}{12x^2}$

6

Simplify: $\frac{8x^{-6}}{2x^{-3}}$

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