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5 votes
Rewrite 4^-3*4^-18 using positive exponents

(-4)^21
1/4^15
1/4^54
1/4^21

1 Answer

4 votes

Answer:

4^-3 × 4^-18

= (1/4)³ × (1/4)¹⁸

= (1/4)²¹

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User Bphi
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