1.

If perpendicular distance of a line from origin is 4 units and angle which the normal makes with positive x-axis is 45°, then the equation will be ______________

A. x + y = 4√2
B. x – y = 4√2
C. y – x = 4√2
D. x + y = -4√2
Answer» B. x – y = 4√2


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