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9 April, 18:59

What is the value of this expression when k=5? (3k) 2 - 10

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Answers (2)
  1. 9 April, 20:18
    0
    It is 20 if you plug in 5 for k
  2. 9 April, 20:19
    0
    First you expand the multiplication so it will be more easier to sub in later.

    6k-10

    sub in k=5 into the equation

    6 (5) - 10=20
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