EN L3

Question 1

Question

Simplify the expression.

$(x^4)^ 8$

Answer

$x^{32}$
$x^{12}$
$x^4$
$x^2$

Question 2

Question

Simplify the expression.

$(2x^3)^ 3$

Answer

$8x^9$
$6x^9$
$5x^6$

Question 3

Question

Simplify the expression.

$(-4x^3)^ 2$

Answer

$16x^6$
$-16x^5$
$-8x^6$
$-8x^5$

Question 4

Question

Simplify the expression.

$(3x^3y^4)^ 4$

Answer

$81x^{12}y^{16}$
$12x^{12}y^{16}$
$12x^{7}y^{8}$

Question 5

Question

Simplify the expression.

$(-2x^5)^ 3$

Answer

$-8x^{15}$
$8x^{15}$
$-8x^8$
$8x^8$

Question 6

Question

Simplify.

Image:

83e12f26-9fdd-4357-81c2-1ff5c5c64555 (image/png)

Answer

$\frac{x^{15}}{y^{20}}$
$\frac{x^{9}}{y^{13}}$
$\frac{x}{y^5}$

Question 7

Question

Simplify.

Image:

9a2d0c21-b8bd-4dd7-82c6-ebbe766ac29b (image/png)

Answer

$\frac{1}{x^{10}}$
$x^{10}$
$x^{3}$
$\frac{1}{x^{7}}$

Question 8

Question

Simplify.

Image:

a32d0d45-8d96-4674-a7c9-eca7d04e6472 (image/png)

Answer

$\frac{1}{x^{20}}$
$x^{15}$
$\frac{1}{x^{15}}$
$x^{20}$

Question 9

Question

Simplify.

$(x^4)^{-3}$

Answer

$\frac{1}{x^{12}}$
$x^{12}$
$x$
$x^7$

Question 10

Question

$(x^{-3}y^4)^{-5}$

Answer

$\frac{x^{15}}{y^{20}}$
$x^{15}y^{20}$
$\frac{1}{x^8y}$

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Resource summary

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

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