Math, asked by sonykushwsha770, 10 months ago

simplify the following and express os positive exponents :
(-2/7)^3*(-2/7)^-4

Answers

Answered by spinyspartangamer

1

Answer:

-7/2

Step-by-step explanation:

By a^n × a^m = a^n+m

(-2/7)^-1

= 7/-2

= -7/2

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