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Maths Puzzle
Algebra
Solve y^2 + 6y + 9 = 49
Read Solution (Total 1)
y=4
y^2+6y+9=49
y^2+6y-40=0
(y-4)(y+10)=0, so y=4
10 years ago
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Book Other Question
Solve x+4 = -4/x
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