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Question
निम्नलिखित वर्गसमीकरण गुणनखंड विधि से हल कीजिए:
m2 + 14m + 13 = 0
Sum
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Solution
m2 + 14m + 13 = 0
m2 + m + 13m + 13 = 0
m(m + 1) + 13(m + 1) = 0
(m + 1)(m + 13) = 0
m + 1 = 0 अथवा m + 13 = 0
m = −1 अथवा m = −13
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