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30 November, 17:55

1. If f (x) = 3x² + x - 2, then f (-2) =

8

12

32

-16

+4
Answers (2)
  1. 30 November, 19:23
    0
    Answer: 8

    x

    =

    -

    2

    into

    f

    (

    x

    )

    f

    (

    -

    2

    )

    =

    (

    3

    *

    (

    -

    2

    )

    2

    )

    -

    (

    -

    2

    )

    *

    *

    =

    (

    3

    *

    4

    )

    +

    2

    =

    12

    +

    2

    =

    14
  2. 30 November, 20:08
    0
    The answer is A) 8 because x=-2
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