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4 votes
If a(x) = 4x − 2 and b(x) = 12 − x, find b[a(3)].

2 Answers

1 vote
a(3) = 4(3) − 2 = 10
so
b[a(3)] = 12 − 10 = 2

answer
2
User Manish Singla
by
5.7k points
5 votes
if a(x)=4x-2
b(x)=12-x
find b(a(3))
b(a(3))=12-(4(3)-2
12-(12-2)
12-10=2
b(a(3)=2
answer is 2




User Alexander Kalian
by
5.3k points