1.

(iii)、/2 x2 +7 x + 542 =0

Answer»

√2x² + 7x + 5√2 = 0

√2x² + 2x + 5x + 5√2 = 0

√2x ( x + √2) + 5 ( x + √2) = 0

(√2x + 5)(x + √5) = 0

So, x = -5/√2 and x = -√5



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