Math, asked by umar75, 10 months ago

Log(x^2-21)=2.....pls solve

Answers

Answered by aayusharora045
1

Answer:  Step-by-step explanation:

Log(x^2-21)=2

x^2-21= 100

x^2-21-100=0

= x^2-121=0

X^2=121

Therefore, x= +11 or -11

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