Question

If the equation of the plane passing through the line of intersection of the planes 2x – y + z = 3, 4x– 3y +5z + 9 = 0 and parallel to the line $\frac{x+1}{−2} =\frac{ y+3}{4}= \frac{z−2}{5}$ is ax by+cz+6=0. then a + b + c is equal to

• A. 12
• B. 13
• C. 14
• D. 15

Answer 1

Answer: (C)

14

Answer 2

The correct option is(C): 14