![Find the value of Sin²(57.37°)+ Sin²(32.63°) + cot²(65.43°). sec² (65.43°) - tan²(24.57°)](https://www.gkseries.com/blog/wp-content/uploads/2024/03/Find-the-value-of-Sin²57.37°-Sin²32.63°-cot²65.43°.-sec²-65.43°-tan²24.57°.jpg)
Find the value of Sin²(57.37°)+ Sin²(32.63°) + cot²(65.43°). sec² (65.43°) – tan²(24.57°)
(a) 0
(b) 1
(c) -1
(d) 2
Sol:
sin²A + Sin²B = 1 [ when A + B = 90°]
1+cosec ²(65.43°) – cot²(65.43°)
=1+1
=2
Find the value of Sin²(57.37°)+ Sin²(32.63°) + cot²(65.43°). sec² (65.43°) – tan²(24.57°)
(a) 0
(b) 1
(c) -1
(d) 2
Sol:
sin²A + Sin²B = 1 [ when A + B = 90°]
1+cosec ²(65.43°) – cot²(65.43°)
=1+1
=2
Government Schemes Mock Test | Start Test! |
Political Science Mock Test – 42 | Start Test |
History Test – 190 | Start Test |
Quantitative Aptitude Test | Start Test! | Data Interpretation - Mock Test | Start Test! |
General Awareness - Mock Test | Start Test! |
Reasoning Ability - Mock Test | Start Test! |