SOLUTION: How would I multiply (4+a)^2? This is what I have 16+a. Am I on the correct path?

Question 942574: How would I multiply (4+a)^2? This is what I have 16+a. Am I on the correct path?
Found 2 solutions by rfer, stanbon:
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(4+a)(4+a)
16+4a+4a+a^2=
16+8a+a^2
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How would I multiply (4+a)^2?
This is what I have 16+a.
Am I on the correct path?
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(4+a)(4+a) = 4(4+a)+a(4+a) = 16 + 4a + 4a + a^2 = a^2 + 8a + 16
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Cheers,
Stan H.
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