Can you find the value of x in your mind? #math #satmath #satprep #mathhacks #mathtricks #mathteacher #mathtutorial #algebra1 ##equations #drinkingmath #mathpuzzle #mentalmath
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（-5）的二次方也是25 為何沒有？ 你是開根號 不是算平方
Спасибо , что объяснил , все равно не понятно
Is it injective ?
The answer is x=2.
Square root of 25=5 5-3=2
Logic
Math ain't mathing for me, but this guy gets it.❤
(хы+3)^хы=25 √(хы+3)^хы=√25 Хы+3=5 Хы+3-3=5-3 Хы=2
Answer can be negative two as well
Stopping kids from saying first