题目Use the image below to answer the following question.Find the value of sin xo and cos y. What relationship do the ratios of sin xo and cos yoshare?P x°4y°○3 相关知识点: 试题来源: 解析 sin*3/5 . cosy=3/5 反馈 收藏
We also know that sin (90°–A) = cos A. Therefore, cos 53° = sin 37°= 3/5 and cos 37° = sin 53° =4/5. Now, we will move on to finding the values of tan 37° and tan 53°. We are aware of the fact that tan (angle) = perpendicular...
Click here:point_up_2:to get an answer to your question :writing_hand:the value of cos 270othetacos 90othetasin 270othetacos theta is
The value ofsin8θ+cos8θ+sin6θcos2θ+3sin4θcos2θ+cos6θsin2θ+3sin2θcos4θis equal to View Solution The value ofcos4θ+sin4θ−6cos2θis (a)cos2θ(b)sin2θ(c)cos4θ(d) none of these View Solution Evaluate : ...
Find the value of (sin 26 )/( sec 64 ) + ( cos 26 )/( cosec 64) 02:26 What is the distance between the points P ( cos theta , sin t... 02:28 IF a number ' x' choosen at random from the numbers -2 ,-1,0,1... 03:06 What is the area of a circle whosse perimete...
If sin theta gt 0 and tan theta = -1/2, find the exact value of cos theta. Find the exact value of the indicated trigonometric function of theta. sec theta = 3/2, theta in quadrant IV. Find tan theta. Find the exact value of sin theta , given t...
Example22:Find the value of cos420°·tan60°·sec45°+sin45°·cot30°·csc450°.Example 22:Find the value of cos 420°·tan 60°· sec 45°+sin 45°·cot 30°·csc 450°. 相关知识点: 试题来源: 解析 Solution-|||-cos420°tan60°sec45°+sin45°cot30°csc450°-|||-=cos(360...
题目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 反馈 收藏
百度试题 结果1 题目The value of (sin 60°-tan ^2 60°-cos 30°)(tan ^2 45°) is () 相关知识点: 试题来源: 解析 -6 反馈 收藏
What is the value of {sin(90+x)cos(π−(x−y))]}+{cos(90+x)sin[π−(x−y)]}? A−cosy B−siny Ccos x Dtan ySubmit What is the value of [sin(90−A)+cos(180−2A)]/[cos(90−2A)+sin(180−A)]? Asin(A/2) cos A Bcot (A/2) Ctan (A/2) Dsin A...