Step-5

Title: Use law of exponent stem:[(a/b)^-m = (b/a)^m]

Grade: 6-a Lesson: S3-L3

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Simplify the value

\$(12/13)^(-2)\$

2

Formula:

Use law of exponent

\$(a/b)^-m = (b/a)^m\$

3

Step

Calculating exponents

\$ 13^2/12^2 \$

4

Step

Calculating exponents

\$=> (13 \times 13)/(12 \times 12) \$

5

Step

Calculating exponents

\$=> 169/144 \$

6

Answer

C


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