MathematicsMedium249×since 2002Q2414Two lines x−31=y+13=z−6−1{{x - 3} \over 1} = {{y + 1} \over 3} = {{z - 6} \over { - 1}}1x−3=3y+1=−1z−6 and x+57=y−2−6=z−34{{x + 5} \over 7} = {{y - 2} \over { - 6}} = {{z - 3} \over 4}7x+5=−6y−2=4z−3 intersect at the point R. The reflection of R in the xy-plane has coordinates :A(2, 4, 7)B(2, −-− 4, −-−7)C(2, −-− 4, 7)D(−-− 2, 4, 7)Check answerSkip