Websin (X + 2π) = sin X , period 2π cos (X + 2π) = cos X , period 2π sec (X + 2π) = sec X , period 2π csc (X + 2π) = csc X , period 2π tan (X + π) = tan X , period π cot (X + π) = cot X , period π Trigonometric Tables. … Web扫码下载作业帮 搜索答疑一搜即得

cotx的平方等于cscx的平方-1 cotx的平方和cscx的平方有什么关系

WebSimplify (csc(x))/(cot(x)) Step 1. Rewrite in terms of sines and cosines. Step 2. Rewrite in terms of sines and cosines. Step 3. Multiply by the reciprocal of the fraction to divide by . Step 4. Cancel the common factor of . Tap for more steps... Cancel the common factor. Rewrite the expression. Step 5. WebProve that d/dx (csc x) = -csc(x)cot(x) howard rosenberg illinois attorney kopecky

Solve cotx/cscx=cos(x) Microsoft Math Solver

http://www.gaosan.com/gaokao/313343.html Web扫码下载作业帮 搜索答疑一搜即得 WebSep 18, 2015 · -1 (cotx+cscx)(cotx−cscx) =(cot^2x-csc^2x) =(cos^2x/sin^2x - 1/sin^2x) =(cos^2x-1)/sin^2x =-(1-cos^2x)/sin^2x =-sin^2x/sin^2x =-1 howard room bedford corn exchange