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Bucko
Mathematics
5 January, 14:58
25x^2+30x+9=0
Solve using zero factor property
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Araceli Kramer
5 January, 15:14
0
25x^2+30x+9=0
Factor:
(5x+3) ^2=0
Square root of both sides:
5x+3=0
Subtract 3 from both sides:
5x=-3
Divide both sides by 5:
x=-3/5
You can also check the answer:
25 (-3/5) ^2+30 (-3/5) + 9
9-18+9
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