The value of (cosec2B - 1) (sec2B - 1) is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 1
Given that
⇒ (cosec2B - 1) (sec2B - 1)
⇒ cot2 B × tan2 B
⇒ 1/tan2 B × tan2 B
⇒ 1
SSC CHSL 2023 - 03 Aug 2023 - Shift 2 • Quantitative Aptitude • Q53
The value of (cosec2B - 1) (sec2B - 1) is:
Correct answer: D
Explanation
The correct answer is option 4 i.e. 1
Given that
⇒ (cosec2B - 1) (sec2B - 1)
⇒ cot2 B × tan2 B
⇒ 1/tan2 B × tan2 B
⇒ 1