译文:1/(sin40°)+1/(tan80°) 的值是 原式= 1/(n40°)+(cos80°)/(sin80°) sin 40° sin 80° =(2cos40°+cos80°)/(sin80°) _ cos 40° + sin 10° + cos 40° sin 80° _ cos(10° +30°) + sin 10° + cos 40 sin 80° (√3)/2cos10°+1/2sin10°+cos40°-co...
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 ...
Tan 15 degrees is the value of tangent trigonometric function for an angle equal to 15 degrees. Understand methods to find the value of tan 15 degrees with examples and FAQs.
are always positive. To be accurate the value of cos 360 is 1. The function oftrigonometrythat relates an angle of the right-angled triangle to the ratio of sides is termed a trigonometric function. There are 6 trigonometric functions, sine, cosine, tangent, cotangent, secant, and cosecant....
The value of tan 180 degrees is equal to 0. Learn how to find the value of tan 180 degrees and how to derive the formula for tan 180 minus theta, here at BYJU’S today!
Use sin ^2θ +cos ^2θ =1 and tan θ = (sin θ )(cos θ ) to calculate the value of sin θ and tan θ, given that θ is acute and cos θ =0.8.相关知识点: 试题来源: 解析 sin θ =0.6; tan θ =0.75 结果一 题目 Use and to calculate the value of and , given that ...
tangent function (tan) \[Tan\theta =\frac{sin\theta }{cos\theta }\] Quadrant and Cast Rule As stated above, the angles other than the 90 degrees angle in a right-angled triangle are acute (i.e, less than 90 degrees). To find the value of functions for angles more than 90 degrees...
±√(1-cos²(8°)) ± tan 8°/√(1 + tan²(8°)) ± 1/√(1 + cot²(8°)) ±√(sec²(8°) - 1)/sec 8° 1/cosec 8° Note: Since 8° lies in the 1st Quadrant, the final value of sin 8° will be positive. ...
Find the value of,2tan45∘+cos30∘−sin60∘. View Solution Find the value of x if4−sin245∘cotx.tan60∘=3.5 View Solution What is the value of tan60∘and sin45∘? View Solution Exams IIT JEE NEET UP Board Bihar Board ...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...