Question

Solve: 10n – n2 = 0
a) n = 0, n = 10
b) n = 0, n = -10
c) n = -10
d) n = 10
e) n = 0

Answer 1

opt a

Answer 2

take n common

Answer 3

\[10n-n^2=0\]\[n(10-n)=0\]which is true only if n is equal to 0 or n is equal to 10