1.

रेखा `x-y+z-5=0=x-y-6` की दिक् कोज्याये होगा-A. `3,1-2`B. `2,-4,1`C. `(3)/(sqrt(14)),(1)/(sqrt(14)),(-2)/(sqrt(14))`D. `(2)/(sqrt(41)),(-4)/(sqrt(41)),(1)/(sqrt(41))`

Answer» Correct Answer - A


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