Respuesta :

ujalakhan18

Answer:

3^-5 or 1/3^5(b)

Step-by-step explanation:

3⁴•3^-9

When bases are same powers are to be added

So the above expression becomes

3^4+(-9)

3^4-9

3^-5

amna04352

Answer:

b. 1/3⁵

Step-by-step explanation:

When multiplied with same base, powers add up

3⁴ × (3^-9) = 3^(4-9)

= 3^(-5)

To make the power positive, take it in the denominator

= 1/3⁵

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