Step by step video & image solution for Find the value of : sin{cos("cos"^(-1)(3pi)/4)} by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams. Updated on:21/07/2023 Class 12MATHSINVERSE TRIGONOMETRIC FUNCTIONS ...
Find the value of cos20∘+sin20∘cos20∘−sin20∘ will be- Atan65∘ Btan55∘ Ctan25∘ Dtan50∘Submit cos20∘cos40∘cos80∘= A1/4 B1/8 C1/16 D1/12Submit If sin2A=2sinAcosAandsin20∘=K, then the value of cos20∘cos80∘cos160∘=___. AK B−√1...
What is the value of sin15 - To do: Find the value of sin15°? Solution: Using trigonometric formula $Sin(A - B) = SinACosB - CosASinB$ $=>Sin15° = Sin(45°-30°) = Sin45°Cos30° -Cos45°Sin30°$ $=>frac{1}{√2} times frac{√3}{2} - frac{1}{√2} tim
Collect the terms involving sin x^(° ) on the left, and those involving cos x^(° ) on the right, substituting the values of sin 30^(° ) and cos 30^(° ): sin x^(° )* 12√ 3-2sin x^(° )* 12=2cos x^(° )* 12√ 3-cos x^(° )* 12, which can be ...
Learn the value of sin 60 degrees along with other degree values like 0, 30, 45, 90, 180, 270 and 360 (degrees). Also, know the values of cosine and tangent ratios.
The value of sin 180 is equal to the value of sin 0. Learn here to find the value of sin pi or sin π by using trigonometry functions and formulas. Derivation of sin 180 degrees at BYJU’S.
In mathematics, the trigonometric sum or difference identities are used to find the sine, cosine, or tangent of the sum or difference of two given angles. Some trigonometric sum or difference identities are: sin(A+B)=sinAcosB+cosAsinBsin(A−B)=sinAcosB−...
What is the value of sin(10)*cos(20)*sin(30)*cos(40)*sin(50)*cos(60)*sin(70)*cos(80)? Trigonometric Ratios: In mathematics, trigonometric ratios are involving the ratios of various side lengths in relation to the angle of the right-angle triangle. The tri...
sin 0 1/2 √2/2 √3/2 1 cos 1 √3/2 √2/2 1/2 0 tan 0 1/√3 1 √3 Undefined Sine (sin) function gives the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle. Cosine (cos) function gives the ratio of the length of the adjacen...
1. Find the value of sin 0, cos 0 and tan 0 when,0 30 15 a.s sinθ/2=3/5 b. cosθ/2=1/2 C.tan212 相关知识点: 试题来源: 解析 (120)/(109),1/(16) (120)/(109),1/(16) (119)/(169) (120)/(119) 『 反馈 收藏 ...