Question
Two numbers differ by 12. Their product = 135. Find
numbers.Solution
ATQ, → Let x(x – 12) = 135 → x² – 12x – 135 = 0 → x = (12 ± √(144+540))/2 = (12 ± 24)/2 → x = 18 or –6 → 18 and 6
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