For p 0, a vector v_2 =2 i +(p+1) j is obtained by rotating the vector v_1 = 3p i + j by an angle about...

Question

For p > 0, a vector v_2 =2 i +(p+1) j is obtained by rotating the vector v_1 = 3p i + j by an angle about origin in counter clockwise direction. If = ( 3-2) (4 3+3) , then the value of is equal to _____.

Accepted Answer

6

JEE Main 2021 Mathematics question

Solution