SOLUTION: the square of a positive number increased by twice the number equals 3. Find the number.
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Question 846100: the square of a positive number increased by twice the number equals 3. Find the number.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
the square of a positive number increased by twice the number equals 3.
x^2 + 2x = 3
x^2 + 2x - 3 = 0
Factors to
(x-1)(x+3) = 0
positive solution
x = 1
:
Find the number. it's 1
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