jayjay2006
29.06.2019 •
Mathematics
(x)=6x+2 g(x)=−5x−9 find the product of f and g. select one: a. −30x2+64x−18 b. −30x2−18 c. −30x2−44x−18 d. −30x2−64x−18
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Ответ:
D) -30x^2 -64x -18
Step-by-step explanation:
Given:
f(x) = 6x +2 and g(x) = -5x - 9
f(x).g(x) = (6x + 2) (-5x - 9)
Use distributive property
= 6x(-5x -9) + 2(-5x - 9)
= -30x^2 - 54x - 10x -18
= -30x^2 -64x - 18
d) -30x^2 -64x -18
Thank you.
Ответ: