math olympiad | nice square root simplification | find the value of x
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its a nice square root olympiad question
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hi my family
I hope you are all well😇
its a nice square root olympiad question
if you liked this video please subscribe me it make me happy 🤗
Пікірлер: 2
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Можно идти в обратную сторону 81=9^2, тогда Sqrt (3^x*(sqrt 9^x*(sqrt (9^x)^2=sqrt (3^x*sqrt( (9^x)^2))=sqrt (3^x*9^x)=sqrt( (3*9)^x=sqrt (3^(3*x)=3^(3*x/2)=3^4 3x/2=4, x=8/3 Кстати это уже 5 человек который решает этот пример