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Let f(x) = 2ax-6 And g(x)= x^2+ a
If f(2)= g(2), what is a?


1 Answer

1 vote

Answer:

a = 3
(1)/(3) or
(10)/(3)

Explanation:

Since
f(2)=g(2),
2a*2-6=2^2+a.

Now let's solve for
a:

Simplify:
4a-6=4+a

Add 6 to both sides:
4a=4+a+6

Simplify:
4a=10+a

Subtract a from both sides:
3a=10

Divide both sides by 3:
x=(10)/(3)

User Pandichef
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