4x^2-20x+9=0 please solve this
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4x^2-20x+9 =0
(2x) ^2 - 2*2x*5 + 5^2-16 =0
(2x-5)^2 = 4^2
applying square root on both sides we get
2x - 5 = 4
2x = 9
x = 9/2
mark it as brainliest answer
(2x) ^2 - 2*2x*5 + 5^2-16 =0
(2x-5)^2 = 4^2
applying square root on both sides we get
2x - 5 = 4
2x = 9
x = 9/2
mark it as brainliest answer
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