Respuesta :

Answer:

The first one is 1 over 72

The second one is -1 over 72

Step-by-step explanation:

bc it is

2^-3 x 3^-2 as a fraction is 1/72 and (-2)^-3 x (-3)^-2 as a fraction is -1/72

How to solve the expression?

The expression is given as:

2^-3 x 3^-2

Apply the law of indices

[tex]\frac{1}{2^3} * \frac{1}{3^2}[/tex]

Evaluate the exponents

[tex]\frac{1}{8} * \frac{1}{9}[/tex]

Evaluate the product

[tex]\frac{1}{72}[/tex]

Also, we have:

(-2)^-3 x (-3)^-2

Apply the law of indices

[tex]\frac{1}{-2^3} * \frac{1}{-3^2}[/tex]

Evaluate the exponents

[tex]-\frac{1}{8} * \frac{1}{9}[/tex]

Evaluate the product

[tex]-\frac{1}{72}[/tex]

Hence, 2^-3 x 3^-2 as a fraction is 1/72 and (-2)^-3 x (-3)^-2 as a fraction is -1/72

Read more about fractions at:

https://brainly.com/question/11562149

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