2018 JEE Mains – Solution of Question no. 72 ( MATHS, SET A) - Videos

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To ask Unlimited Maths doubts download Doubtnut from – https://goo.gl/9WZjCW If the curves `y^2=6x`, `9x^2+by^2=16` intersect each other at right angles then the value of b is: (1) 6 (2) `7/2` (3) `4` (4) `9/2`

WATCH THE SOLUTION OF ALL QUESTIONS (SET A, JEE MAINS 2018):
Q61- https://youtu.be/-xK3hnSR2O8
Q62- https://youtu.be/BmkBDGVx6DQ
Q63- https://youtu.be/HAADvuz3PIw
Q64- https://youtu.be/EKJwWCQwVIk
Q65- https://youtu.be/VgHpfpNF5YA
Q66- https://youtu.be/QId-OklZMzg
Q67- https://youtu.be/-vyaCEutzto
Q68- https://youtu.be/g5G3cA4EwTU
Q69- https://youtu.be/00DZfn36nlQ
Q70- https://youtu.be/bRZuLuMT-V0
Q71- https://youtu.be/tJ3w7ivnBWg
Q72- https://youtu.be/YMsD6nIdV7c
Q73- https://youtu.be/To2Rb9aeqX4
Q74- https://youtu.be/bdsutONl1j0
Q75- https://youtu.be/7P362UuZSQg
Q76- https://youtu.be/aV0iazIjlAg
Q77- https://youtu.be/vPyaeKRsm7s
Q78- https://youtu.be/r0pzZ_Rrb6I
Q79- https://youtu.be/somMZ6vGSmI
Q80- https://youtu.be/3hkWXZPWwGc
Q81- https://youtu.be/3FAzUX3bgi8
Q82- https://youtu.be/ahk6lZ2mwqE
Q83- https://youtu.be/daZfZb80ctI
Q84- https://youtu.be/91_cJpEABd8
Q85- https://youtu.be/dPwgW4cIixc
Q86- https://youtu.be/0IyxtAVvjN8
Q87- https://youtu.be/pTp9B8EwiAU
Q88- https://youtu.be/0N7P1HcXgvA
Q89- https://youtu.be/J7zB6GT2Yco
Q90- https://youtu.be/dJo5oezxFJs

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