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24 March, 12:08

3. h (x) = x2 + 3x - 1 Evaluate h (-3)

4. f (x) = x3 + 5x Evaluate f (9)

5. f (x) = - 4x - 3 Evaluate f (-10)

6. f (x) = x3 + 7x2 + 1 Evaluate f (0)

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  1. 24 March, 12:22
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    3). h (x) = x² + 3x - 1

    h (-3) = (-3) ² + 3 (-3) - 1 = 9 - 9 - 1

    4). f (x) = x³ + 5x

    f (9) = (9) ³ + 5 (9) = 729 + 45

    5). f (x) = - 4x - 3

    f (-10) = - 4 (-10) - 3 = 40 - 3

    6). f (x) = x³ + 7 x² + 1

    f (0) = (0) ³ + 7 (0) ² + 1 = 1
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