Given: 2x2 + 5x - 3 = 0
4x2 + 10x - 6 = 0 (multiplying both sides by 2)
4x2 + 10x = 6
(adding on both sides)
using a2 + 2ab + b2 = (a + b)2
(taking square root on both sides)
Hence the roots of equation are
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