Question

Given u^2=100
Find u=??
Plss write down the answer..fast plsss

Answer 1

u² = 100

u = √(10*10)= +/-10

Hence u = 10

Answer 2

Answer:

${u}^{2} = 100 \\ \sqrt{ {u}^{2} } = \sqrt{100 } \\ u = 10$