CBSE Class 10 Answered
evaluate 4 cot² 45 - sec² 60 + sin² 60 + cos² 90
Asked by bananti500 | 22 Jan, 2020, 12:22: AM
Expert Answer
4 cot² 45 - sec² 60 + sin² 60 + cos² 90
= 4 (1)2 - (2)2 + (√3/2)2 + 0
= 4 - 4 + 3/4
= 3/4
Answered by Sneha shidid | 22 Jan, 2020, 08:50: AM
CBSE 10 - Maths
Asked by yatendrak1990.YK | 23 Apr, 2023, 03:56: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by sonymeitei23 | 07 Jun, 2022, 05:38: AM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by anjaligavit77.10dgatl | 21 Oct, 2021, 05:09: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by patelsahil200306 | 29 Jul, 2021, 05:07: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by asmaatique0987 | 07 May, 2021, 04:13: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by kamakshigaur | 23 Feb, 2021, 01:21: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by rusuishika | 24 Dec, 2020, 08:44: PM
ANSWERED BY EXPERTCBSE 10 - Maths
Asked by gundaswetha2003 | 10 Dec, 2020, 05:19: PM
ANSWERED BY EXPERT