SOLUTION: I dot get it when a function says it wants the A and B answers??
f(x)=2x+7
that dose the A and B mean
a)f(2)
b)f(-3)
thnaks
Algebra.Com
Question 402647: I dot get it when a function says it wants the A and B answers??
f(x)=2x+7
that dose the A and B mean
a)f(2)
b)f(-3)
thnaks
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
substitute the number in f(x) part of the equation and solve for y
f(2)=2*2+7
f(2)=11
when x=2, y=11
----------------
f(-3)=2*-3+7
f(-3)=-6+7
f(-3)=1
when x=-3, y=1
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