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प्रश्न
Solve the following quadratic equations by factorization:
`x^2 – (a + b) x + ab = 0`
योग
उत्तर
`x^2 – (a + b) x + ab = 0`
⟹ `X^2 – ax – bx + ab = 0`
⟹ `x(x – a) – b (x – a) = 0`
⟹` x(x – a) (x – b) = 0`
Since `x – a = 0 "Or" x – b = 0`
Then ` x = a "Or" x = b`
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