SSC CPO 2023 PYQ — Question 130

SSC CPO - 05 Oct 2023 - Shift 2 • Quantitative Aptitude • Q130

Find the value of sin (50 ° + A) - cos (40 ° - A).

Show answer & explanation

Correct answer: B

Explanation

The correct answer is option 2 i.e. 0.

Given that

The value of sin (50 ° + A) - cos (40 ° - A)

⇒ sin (50 ° + A) - cos (40 ° - A)

⇒ sin (90º - (50 ° + A)) -  cos (40 ° - A)

⇒ cos (40 ° - A) - cos (40 ° - A)

⇒ 0