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4 August, 19:27

Evaluate 3a + 5a2 when a = 2. Question 1 options: 26 44 484 106

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  1. 4 August, 19:47
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    Plug in 2 wherever you see 'a'

    3 (2) + 5 (2) (2)

    1. 3*2 = 6, so:

    6 + 5 (2) (2)

    2. 5*2=10, 10*2=20, so:

    6 + 20

    The final answer is 26.
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