3 times the square of a non zero number is equal to 12 times the number. what is the number?
1 answer:
Let the number be x, then we have:-
3√x = 12x
squaring both sides:-
9x = 144x^2
144x^2 - 9x = 0
9x( 16x - 1) = 0
16x - 1 = 0 so x = 1/16 answer
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