Question

1. Solving equation x2- (a+b) x + ab = 0 are, value(s) of x
(a) a, b
(b) a
(c) b
(d) None​

Answer 1

Answer →(a) a , b

_____________________

x² – (a + b) x + ab = 0

x² – ax – bx + ab = 0

x (x –a) – b (x–a) = 0

(x – a) (x – b) = 0

since,

x–a = 0 or x–b = 0

x = a or x = b

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