N Squared

Algebra Level 1

How many solutions does this equation have?

n 2 = 5 n n^2=5n

0 2 1 Impossible to tell

Justin Arun by Justin Arun , 15, United Kingdom

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1 solution

Justin Arun
Jul 12, 2020

n 2 = 5 n n^2=5n

n 2 − 5 n = 0 n^2-5n=0

n ( n − 5 ) = 0 n(n-5)=0

n = 0 n=0 or n = 5 n=5

So there are two solutions to this problem.

1 Helpful 0 Interesting 0 Brilliant 0 Confused

Keep up the great work !

Valentin Duringer - 10 months, 2 weeks ago

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