Trigonometric Identities — XAT Previous-Year Questions

2 previous-year questions on Trigonometric Identities from XAT, with full solutions. Practise free — check answers as you go; sign in to save your progress.

Back

2 questions

Trigonometric Identities · XAT PYQs

XAT 2023 · QA & DI

Q1.

Find the value of:

$\frac{\sin^{6} 15 ° + \sin^{6} 75 ° + 6 \sin^{2} 15 ° \sin^{2} 75 °}{\sin^{4} 15 ° + \sin^{4} 75 ° + 5 \sin^{2} 15 ° \sin^{2} 75 °}$

XAT 2017 · QA & DI

Q2.

If 5° ≤ x° ≤ 15°, then the value of sin 30° + cos x° - sin x° will be: