jee-main 2019 Q71

jee-main · India · session2_09apr_shift1 Conic sections Tangent and Normal Line Problems

If the line $y = m x + 7 \sqrt { 3 }$ is normal to the hyperbola $\frac { x ^ { 2 } } { 24 } - \frac { y ^ { 2 } } { 18 } = 1$, then a value of $m$ is:
(1) $\frac { \sqrt { 5 } } { 2 }$
(2) $\frac { 3 } { \sqrt { 5 } }$
(3) $\frac { \sqrt { 15 } } { 2 }$
(4) $\frac { 2 } { \sqrt { 5 } }$

If the line $y = m x + 7 \sqrt { 3 }$ is normal to the hyperbola $\frac { x ^ { 2 } } { 24 } - \frac { y ^ { 2 } } { 18 } = 1$, then a value of $m$ is:\\
(1) $\frac { \sqrt { 5 } } { 2 }$\\
(2) $\frac { 3 } { \sqrt { 5 } }$\\
(3) $\frac { \sqrt { 15 } } { 2 }$\\
(4) $\frac { 2 } { \sqrt { 5 } }$

Paper Questions

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