JEE Math Practice Question
Let the equation of the plane, that passes through the point (1, 4, $$-$$3) and contains the line of intersection of the planes 3x $$-$$ 2y + 4z $$-$$ 7 = 0 and x + 5y $$-$$ 2z + 9 = 0, be $$\alpha$$x + $$\beta$$y + $$\gamma$$z + 3 = 0, then $$\alpha$$ + $$\beta$$ + $$\gamma$$ is equal to :
- A.$$-$$23
- B.$$-$$15
- C.23
- D.15
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