Most Important Selected Qs for JEE AdvancedMathematicsTrigonometry
If ( - ), 3 , ( + ) are in A.P. and is not an integral multiple of 2 , then find the value of 2 ^2 ^2 .
Correct answer
3
Step-by-step solution
aligned 6 & = ( - )+ ( + ) 6 6 & = ( - ) ( - ) + ( + ) ( + ) 6 & = 2 ^2 - ^2 = 2 ^2 - ^2 3 & = ^2 - ^2 3 ^2 -3 ^2 & = ^2 2 ^2 ^2 =3 aligned