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calculus

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for the given functions f&g, find the following and state the domain of each result.

f(x)= 5x+4/7x-8; g(x)= 2x/7x-8

a. (f+g)(x)=?
what is the domain?

b. (f/g)(x)=?
what is the domain?

  • calculus -

    A). (7x+ 4)/(7x-8)
    Domain is all except x can not equal 8/7 because it will make the denominator equal to 0

    B). ( 5x + 4)/ 2x

    Domain all except x can not equal 0

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