Powers of powers Quiz: 9 Practice Questions (Grade 7)

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Which property of exponents could you use to simplify the expression (–mn)⁶?

Power of a Power Property

Power of a Product Property

Quotient of Powers Property

Product of Powers Property

2.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Simplify:
(x⁵)⁴

x⁹

x²⁰

x

x⁵⁴

3.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Simplify: (x³y)⁶

2x¹⁸y⁶

x¹⁸y⁶

x³y⁶

4.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Simplify : (2 x⁴y³)⁵

32 x⁹ y⁸

10 x²⁰ y¹⁵

10 x⁹ y¹⁵

32 x²⁰ y¹⁵

5.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Simplify (–4r²)⁵

20 r¹⁰

–1024 r¹⁰

1024 r¹⁰

–20 r¹⁰

6.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

$\frac{8\ x^{6\ }\ y^{15}\ }{27}$

$\frac{16\ x^{12\ }\ y^5\ }{27}$

$\frac{4\ x^{6\ }\ y^{15}\ }{27}$

$8\ x^{6\ }\ y^{15\ \ \ }$

7.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Which expression is equivalent to $\left(-\frac{2^2}{x^2}\right)^3$ ?

$\left(\frac{64}{x^6}\right)$

$\left(\frac{32}{x^{12}}\right)$

$\left(-\frac{64}{x^6}\right)$

$\left(-\frac{32}{x^{12}}\right)$

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Powers of powers