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math

posted by on .

Find a. fog
b. gof
c. fof
d. gog
for each function

f(x)=4-x

g(x)=3x-5

  • math - ,

    I will do one,

    b)

    gof
    = g(f(x)
    = g(4-x)
    = 3(4-x) - 5 = 12- 3x - 5
    = 7 - 3x

    try the others in the same way

  • general mathematic. - ,

    given:f(x)=3x-5,g(x)=x2, find f o g?

  • math - ,

    Fog=9-3x

  • math - ,

    Hello mayjoy your answer for finding fog is 6x-15

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