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If the angle between the two lines represented by 2x2+5xy+3y2+6x+7y+4=0 is tan−1(m), then the value(s) of m is/are |
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Answer» If the angle between the two lines represented by 2x2+5xy+3y2+6x+7y+4=0 is tan−1(m), then the value(s) of m is/are |
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