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था 01 3 (8 1) 8 ०० (1-६) ४ धणातत un 01 st (£ °11) g pue (1— °¢) v syurod JJJ_)_LMH U29M12q 29UEB]SIP Y1 YIIYM I0] A JO SanjeA 'er |
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Answer» A(3,-1) B(11,y)distance=10unitsby dustanve formula(3-11)²+(-1-y)²=10²(-8)²+1+y²+2y=10064+1+y²+2y=100y²+2y+65-100y²+2y-35=0y²+7y-5y-35=0y(y+7)-5(y+7)=0(y-5)(y+7)=0y=5,-7 |
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