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Solve the quadratic ( ^ means to the power of) N^2 + 21n = 0

Solve the quadratic ( ^ means to the power of) N^2 + 21n = 0
asked 82.5k views
1 vote
Solve the quadratic ( ^ means to the power of)


N^2 + 21n = 0

asked
User Japhia
by
7.3k points

1 Answer

4 votes
factor out n
n(n+21)=0
set each to zero
n=0

n+21=0
minus 21
n=-21

n=-21 or 0
answered
User Cat Pants
by
7.1k points
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