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find the value of the polynomial 3x...

find the value of the polynomial `3x^(3)-4x^(2)+7x-5,` , when x=3 and also when x=-3.

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To find the value of the polynomial \( p(x) = 3x^3 - 4x^2 + 7x - 5 \) when \( x = 3 \) and \( x = -3 \), we will follow these steps: ### Step 1: Substitute \( x = 3 \) into the polynomial We need to calculate \( p(3) \): \[ p(3) = 3(3^3) - 4(3^2) + 7(3) - 5 \] ...
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Knowledge Check

  • The value of the polynomial 3 x^(2) + 5 x - 2 at x = - 3 is

    A
    38
    B
    24
    C
    12
    D
    8

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