SOLUTION: hi please help me solve {{{4x^2-9}}

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Question 160653: hi please help me solve hi+please+help+me+solve+4x^2-9}}
Answer by nabla(475) About Me  (Show Source):
You can put this solution on YOUR website!
4x%5E2-9=0
4x%5E2=9<- added 9 to both sides
x%5E2=9%2F4<- divided both sides by 4
x=+/- 3/2 <-took square root of both sides.