2018年5月4日 · Click here 👆 to get an answer to your question ️ according to this diagram what is cos 23 adhaliwal5626 adhaliwal5626 04.05.2018

2020年8月28日 · so cos 23.cosec67 - sin 23.sec67 = 1 - 1 = 0. Hope this is helpful to you. Advertisement

2018年3月27日 · Cos^67-sin^23 Find the value of this statemnt Get the answers you need, now!

2020年3月11日 · Answer: Sin 23° cos 67° + cos 23° sin67° =sin23° cos(90°-23°) + cos 23° sin(90°-23°) =sin23° sin23°+cos23° cos23°

2018年4月12日 · LHS= root 3 cos 23 - sin 23 multiplying and dividing 2 in LHS, 2(root 3/2 cos 23 - 1/2sin 23) since root 3/2 is cos30 and sin 30 is 1/2 so we replace them and write them as 2(cos30 cos23- sin30 sin 23) therefore it is 2cos53 which is other wise can be written as 2(sin 37) (cos(90 - theta) = sin theta)

2020年10月5日 · Answer:-cos(37+23)-cos 60-1/2. The following data represents the number of students who appeared in various subjects in a degree examination Maths 35,000 physics 11,000 chemistry 6, …

2019年4月20日 · Find an answer to your question PROVE THAT ROOT 3 COS 23-SIN 23=2 COS 53

2019年8月4日 · Verify that the points A.(1, y that the points A(1, 4), B (-2,-17) and C (0, -3) lie on the graph of the linear equation y=7x3.

2019年2月3日 · Find the value of cos 2θ, if 2 sin 2θ = √3. - 7986832. kunju4872 kunju4872 ...

2018年3月27日 · To find: . Cos^2 67 - Sin^2 23 Solution: . By formula, Cos^2A - Sin^2B = Cos ( A + B ) * Cos ( A - B ) Here, A = 67