SOLUTION: (2x + 5)^2

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Question 313378: (2x + 5)^2
Answer by eshomali(33) About Me  (Show Source):
You can put this solution on YOUR website!
simplify: (2x + 5)(2x + 5)
by multiplying, you get: 4X Squared + 20X + 25
next you use this formula: x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
Answer: -1/4