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Mathematics, 14.09.2019 04:30 lordcaos066
If 2x+3y 7 makes equal angles with pair of lines 9x^2 +12xy+ky^2 1) 7 4 4 0 then k 2) 14 3) -14 4) -7
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If 2x+3y 7 makes equal angles with pair of lines 9x^2 +12xy+ky^2 1) 7 4 4 0 then k 2) 14 3) -14 4) -...
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