SOLUTION: Can someone help me solve f(x)=x^2+3x+2 for f(2u)

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Question 596955: Can someone help me solve f(x)=x^2+3x+2 for f(2u)
Found 2 solutions by jim_thompson5910, solver91311:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=x%5E2%2B3x%2B2


f%282u%29=%282u%29%5E2%2B3%282u%29%2B2


f%282u%29=4u%5E2%2B3%282u%29%2B2


f%282u%29=4u%5E2%2B6u%2B2


So the answer is f%282u%29=4u%5E2%2B6u%2B2

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Start with



then every place you see an , replace it with a .

Finally, simplify.

John

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