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Let f(x)=-4+7 and g(x)= 10x-6 find f(g(x)) -40x +24 -40x + 31 -40x + 64 -40x + 70

Let f(x)=-4+7 and g(x)= 10x-6 find f(g(x)) -40x +24 -40x + 31 -40x + 64 -40x + 70
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3 votes
Let f(x)=-4+7 and g(x)= 10x-6 find f(g(x))

-40x +24
-40x + 31
-40x + 64
-40x + 70

asked
User CurlyBraces
by
8.3k points

2 Answers

3 votes
f(x) = -4x + 7; g(x) = 10x - 6

f(g(x)) = -4(10x - 6) + 7 = -40x + 24 + 7 = -40x + 31

answered
User Itaied
by
8.0k points
4 votes
f(x) = -4x + 7

g(x) = 10x - 6

f [g(x)] = - 4[10x - 6] + 7 = -40x + 24 + 7 = -40x + 31

Answer: the second option of the list.
answered
User Danott
by
8.2k points
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