SOLUTION: thirty times the square root of a non zero number is equal to 8 times the number.
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Question 740065: thirty times the square root of a non zero number is equal to 8 times the number.
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
let a non zero number be
times the square root of a non zero number is
equal to times the number is
so, we have
...you can solve for if you square both sides
....use zero product rule
if ..this is a solution, but our number should be non zero; so, we need other solution
or if => => =>
so, a non zero number be and this is your solution
let's check this solution:
.....this confirms that our answer is correct
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