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7 September, 07:47

For f (x) = 3x - 5 and g (x) = x2 + 2, find (f + g) (x).

O A. x2 + 3x - 7

B. x2 + 3x - 3

C. 3x3 - 3

O D. 3x2 - 30

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Answers (1)
  1. 7 September, 08:10
    0
    B

    Step-by-step explanation:

    note that (f + g) (x) = f (x) + g (x)

    f (x) + g (x)

    = 3x - 5 + x² + 2 ← collect like terms

    = x² + 3x - 3 → B
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