SOLUTION:
4xsquare -49=0
(2x-7)(2x-7)=0
2x-7=0 2x-7=0
2x=7 2x=7
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Question 238747:
4xsquare -49=0
(2x-7)(2x-7)=0
2x-7=0 2x-7=0
2x=7 2x=7
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
4xsquare -49=0
(2x-7)(2x-7)=0 ***
(2x-7)*(2x+7) = 0 One is +7
2x-7=0 2x+7=0
2x=7 2x=-7
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x = ±3.5
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x = ±7/2
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