How many, and what type of, solutions does 4x² + 12x + 9 = 0 have?
2 answers:
1 rational solution
4x² + 12x + 9 = 0
(2x+3)²=0
2x + 3 =0
2x +3 -3 = 0-3
2x = -3
2x/x = -3/2
x = -3/2
The answer is 1 rational solution. :) Took the test and got it correct.
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