SOLUTION: I need help using the square rool property to solve the equation. 4X^2-40=0

SOLUTION: I need help using the square rool property to solve the equation. 4X^2-40=0

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Question 194263: I need help using the square rool property to solve the equation.
4X^2-40=0
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
4X^2-40=0

X=(0+-SQRT0^2-4*4*-40])/2*4
X=(0+-SQRT[0+640])/8
X=(0+-25.298)/8
X=25.298/8
X=3.16 ANS
X=-25.298
X=-3.16 ANS.
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