tamikeen2243
02.07.2019 •
Mathematics
Find the value of f(-9) and g(-2) if f(x)= -5x-2 and g(x)=3xsquared -21x i put squared cause i can't put a little two
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Ответ:
f(x)=-5x-2
=-5(-9)-2
=45(-2)
=90
g(-2)
g(x)=3xsquared-21x
=3(-2squared)-21(-2)
=3(4)+42
=12+42
=54
Ответ: