y=cosxcosy-sinxsiny/sinxcosy+cosxsiny find dy/dx plz show

y=cosxcosy-sinxsiny/sinxcosy+cosxsinyfind dy/dx plz show me working
1. 2 answers
2. asked by philip
3. 627 views
1.csc^2x-1/csc^2x=cos^2x2.1/1-cosx+1/1+cosx=2csc^2x 3.sinxcosy+cosxsiny/cosxcosy-sinxsiny=tanx+tany/1-tanxtany
1. 0 answers
2. asked by Blake
3. 504 views
Simplify:sin(x-y)cosy+cos(x-y)siny = (sinxcosy-cosxsiny)cosy+(cosxcosy+sinxsiny)siny = ??? What do I do next??? Please Help and
1. 4 answers
2. asked by Anonymous
3. 1,406 views
Explain how to do this with steps please.1. Simplify cos(x-y)+cos(x+y)/cosx I did some of these so far, don't know if it is
1. 0 answers
2. asked by Jake
3. 1,184 views
Explain how to do this with steps please.1. Simplify cos(x-y)+cos(x+y)/cosx Formula: cosxcosy= cos(x+y)+cos(x-y)/2
1. 0 answers
2. asked by Jake
3. 759 views
For the function f(x)=sinx, show with the formula sin^2A=1/2(1-cos2A) that f(x+y)-f(x)=cosxsiny-2sinxsin^2(1/2y)
1. 4 answers
2. asked by Anonymous
3. 1,823 views
Simplify sin(x+y)/sinxcosy
1. 1 answer
2. 41 views
Sinxcosy(cotxtany-1)
1. 0 answers
2. asked by Victor L.
3. 256 views
Sinxcosy(cotxtany-1)
1. 1 answer
2. asked by Victor L.
3. 275 views
Compute the average value of following fuction over the region R?f(x,y)= sinxsiny R= { (x,y): 0 ≤ x ≤pi, 0 ≤ y ≤pi}
1. 1 answer
2. asked by Z32
3. 392 views