New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Trigonometric Ratio and Identites · 2025 · 28 Jan · Shift 2

1 Mathematics questions from this JEE Main paper

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Papers
2025 · 28 Jan · Shift 2
Mathematics
Trigonometric Ratio and Identites

Trigonometric Ratio and Identites · 2025 · 28 Jan · Shift 2

1 Mathematics questions from this JEE Main paper

Q40.If $r = 1 \sum 13 {\frac{1}{s i n ( \frac{π}{4} + ( r - 1 ) \frac{π}{6} ) s i n ( \frac{π}{4} + \frac{r π}{6} )}} = a 3 + b, a, b \in Z$ , then $a^{2} + b^{2}$ is equal to :
Mathematics · Trigonometric Ratio and Identites · MCQ