math/115

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f(x) = 2x - 14
Find f(3) and f(-3).
f(3)=2 -14=7
f(3)=2+14 is this correct

  • math/115 -

    substitute the x with 3 for the first question..

    you'll get f(3)=2(3)-14
    f(3)=6-14
    f(3)=-8

  • math/115 -

    solve the second one by substituting x with -3...

  • math/115 -

    thank you again

  • math/115 -

    you're welcome again.. =)

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