hectol9429
30.01.2020 •
Mathematics
Let f(x)=-3x-4 and g(x)=2x-6. find (f ° g) (-7)
a. 28
b. -20
c. 17
d. 56
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Ответ:
g(x)=2x-6
(f°g)(x) = -3(2x-6)-4= -6x +18
(f°g)(-7)=-6*(-7) +18 = 42+18=60
Ответ:
yee because they give us two angles and a side in between the angle