What is the value of sin50 - Brainly
2018年8月10日 · the value of sin50 •Solution:- Cos(3×20) = 4 cos³(20) - 3 cos (20) or, cos60 = 4cos³(20) - 3 cos(20) [as cos 3x = 4 cos³x - 3cosx] Let. cos(20) = k . 1/2 = 4k³ - 3k . 1= 8k³ - 6k …
Prove that sin 50 - sin 70+ sin 10 = 0 - Brainly.in
2019年1月22日 · Click here 👆 to get an answer to your question ️ Prove that sin 50 - sin 70+ sin 10 = 0
Sin70+sin50/cos70+cos50 - Brainly.in
2019年10月11日 · Given: The trigonometric term sin 70 + sin 50 / cos 70 + cos 50 . To find: The solution of given term.. Solution:. We have provided with sin 70 + sin 50 / cos 70 + cos 50
The value of sin50/sin130 is - Brainly
2018年12月5日 · Therefore, sin50 / sin130 = 1 Please mark brainliest. Advertisement Advertisement manujendra ...
Sin10+sin20+sin40+sin50=sin70+sin80 - Brainly
2017年6月11日 · Sin10+sin20+sin40+sin50=sin70+sin80 Get the answers you need, now!
Find the value sin130°/sin50° - Brainly
2017年10月28日 · substitute sin130 and sin50 in sin130/sin/50 ==> sin130/sin50 = cos40/cos40 = 1. Advertisement
Prove that sin 10° + sin 20° + sin 40° + sin 50° = sin 70° + sin 80 ...
2018年12月5日 · Answer: sin70+sin80. Step-by-step explanation: Formula used: 1. sinC+sinD = 2 sin ((C+D)/2) cos((C-D)/2) 2.cosA = sin(90°-A)
View question - 10 over sin50 - Web 2.0 scientific calculator
$$10/sin(50 degrees)=13.0540728933224117$$ You can use the calculator too. (I didn't copy AzizHusain)
Sin50°_Sin70°+Sin10°=0 - Brainly.in
2020年11月4日 · Sin50°_Sin70°+Sin10°=0 See answers Advertisement
If cos x = cos 40°. Sin50° + sin 40°. cos 50°, then find the value of x.
2020年6月7日 · If cos x = cos 40°. Sin50° + sin 40°. cos 50°, then find the value of x. - 18147657