F(x)=x^2-2x-7 given the polynomial function find f(-5)

Question

F(x)=x^2-2x-7
given the polynomial function find f(-5)

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Melody 2 weeks 2021-09-15T05:23:52+00:00 1 Answer 0

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    2021-09-15T05:25:02+00:00

    Answer:

    f(-5)=28

    Step-by-step explanation:

    f(x)=x²-2x-7

    f(-5) means that we have to replace x by -5.

    f(-5)=(-5)²-2(-5)-7=25+10-7=25+3=28

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45:7+7-4:2-5:5*4+35:2 =? ( )