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Exponent Matching

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  • Does (4^2)^3 have the same value as (4^3)^2 ? Why or why not?
    Yes, because the powers multiply and in both cases you get 6.
  • What is 2^3 x 5^3 ?
    10^3
  • Rewrite 5^-3
    1/5^3 or 1/125
  • Evaluate 27(x^0)(y^-2) when x = 4 and y = 3
    3
  • Solve 3(2^0)
    3
  • Solve: 12x^0 when x = 6
    12
  • True or False: (2^3)^1 = 16
    False; it is 8
  • True or False: 2^3 x 5^3 = 10^9
    False
  • Solve for 16x^-2 when x = 2
    4
  • Kristen wrote 5^8 as an equivalent expression to (5^2)^4. Her math partner wrote 5^6. Who is correct?
    Kristen
  • What is an equivalent expression for 2^3 x 2^4 ?
    2^7
  • What is another way you could write the expression (3b)^5 ?
    3^5 x b^5
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