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12 December, 20:56

If k (x) = 5x+2, then what is the value of k (4) - k (1) ?

A) 15

B) 17

C) 19

D) 21

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Answers (2)
  1. 13 December, 00:33
    0
    The value of k (4) - k (1) is A. 15
  2. 13 December, 00:35
    0
    k (x) = 5x+2

    k (4) = 5 (4) + 2 = 22

    k (1) = 5 (1) + 2 = 7

    k (4) - k (1) = 22 - 7 = 15

    The answer is:

    A). 15
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