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The reflection of the plane 2x3y+4z3=0 in the plane xy+z3=0 is the plane 

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a
4x−3y+2z−15=0
b
x−3y+2z−15=0
c
4x+3y−2z+15=0
d
4x+3y+2z+15=0
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detailed solution

Correct option is A

Equation of the required plane be  obtained using the reflection of a1x+b1y+c1z+d1=0 in the plane ax+by+cz+d=0  is given by 2(aa1+bb1+cc1)(ax+by+cz+d)=(a2+b2+c2)(a1x+b1y+c1z+d1)


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