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Simplify and Express the the result in power notation with positive exponents a) 2-³×(-7)-³​

Simplify and Express the the result in power notation with positive exponents a) 2-³×(-7)-³​
asked 78.1k views
4 votes
Simplify and Express the the result in power notation with positive exponents
a) 2-³×(-7)-³​

asked
User Nate Rubin
by
8.7k points

1 Answer

8 votes

Answer:

  • -1/14³

Explanation:

Use properties:

  • aⁿbⁿ = (ab)ⁿ
  • a⁻ⁿ = 1/aⁿ

Simplify:

  • 2⁻³*(-7)⁻³​ =
  • (2*(-7))⁻³ =
  • (-14)⁻³ =
  • -14⁻³ =
  • -1/14³
answered
User Shneur
by
7.6k points
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