Asked by Kali

log3(x^2)=2log3(4)-4log3(5)

Answers

Answered by Reiny
Trig ???

log3(x^2)=2log3(4)-4log3(5)
log<sub>3</sub> x^2 = log<sub>3</sub>4^2 - log<sub>3</sub>5^4

log<sub>3</sub>x^2 = log<sub>3</sub>(16/625)
x^2 = 16/625
x = ± 4/25
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