Practice 2

A power is a way to simplify multiplications. Its has the FORM aⁿ where

• negative, zero, postive or fraction

• a is

• the times the bases repeat itself

• n is

• the base

• the exponent n is

• the exponent

• the value of a could be

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Criterio C

Evaluate the following. Write your answer either as a whole number or a fraction.

6^-2

Mathematical Equivalence

OFF

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

(-3)⁰

Mathematical Equivalence

ON

Answer explanation

Every number elevated to 0 is equal to 1

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

10^-3

Mathematical Equivalence

OFF

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

1^-5

Mathematical Equivalence

ON

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

(-8)²

• -16

• 64

• 16

• -64

Answer explanation

To evaluate (-8)^2, we square the number -8. The result is 64. Therefore, the correct answer is 64.

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

(-9)^-1

Mathematical Equivalence

ON

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Criterio A

Evaluate the following. Write your answer either as a whole number or a fraction.

4^-3

• -12

• 1/64

• 1/4³

• 64

Answer explanation

To evaluate 4^-3, we take the reciprocal of 4^3. The reciprocal of 4^3 is 1/4^3, which simplifies to 1/64. Therefore, the correct answer is 1/64.

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Criterio A

Say if is true or false.

The evaluation of 5⁰ es equal to 1

• True

• False

Answer explanation

The statement is true because any number raised to the power of 0 is equal to 1.

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Criterio A

Order the quantities from lowest to highest.

• 3¹

• 5⁰

• 4^-2

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Criterio A