Mathematics: How do i find g(f(x) with these f(x) = x-7÷x+3 and g(x) = -3x-7÷x-1

How do i find g(f(x) with these f(x) = x-7÷x+3

Ответ:

alex7449

01.01.2022

You would want to put the function of f(x) into all of the x in g(x), so that
-3(x-7/x+3)-7/(x-7/x+3)-1

Then you simplify and convert the constants into fractions of same value.
((-3x+21/x+3)-(7x+21/x+3))/(x-7/x+3)-(x+3/x+3)

simplify

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Ответ:

JanetLee7907

11.09.2022

Mathematics

The answer is 10 miles per hour

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How do i find g(f(x) with these f(x) = x-7÷x+3 and g(x) = -3x-7÷x-1

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