Respond to this Question
Similar Questions

Trig........
I need to prove that the following is true. Thanks (cosx / 1sinx ) = ( 1+sinx / cosx ) I recall this question causing all kinds of problems when I was still teaching. it requires a little "trick" L.S. =cosx/(1sinx) multiply top and … 
CALCULUS
Evaluate each of the following. (a) lim x>0(e^x)1x/ x^2 (b) lim x>0 xsinx/x^3 (c) lim x>infinity (In x)^2/x (d) lim x>0+ (sinx)In x (e) lim x>0+ (cos3x)^5/x (f) lim x>1+ ((1/x1) (1/In x)) 
Calculus..more help!
I have a question relating to limits that I solved lim(x>0) (1cosx)/2x^2 I multiplied the numerator and denominator by (1+cosx) to get lim(x>0) (1cos^2x)/2x^2(1+cosx) = lim(x>0)sin^2x/2x^2(1+cosx) the lim(x>0) (sinx/x)^2 … 
Math  Pre Clac
Prove that each of these equations is an identity. A) (1 + sinx + cos x)/(1 + sinx + cosx)=(1 + cosx)/sinx B) (1 + sinx + cosx)/(1  sinx + cosx)= (1 + sin x)/cosx Please and thankyou! 
Calculus B
Prove: lim as x goes to 0+ of x^(sinx)=1 
Math
Please help me with the two given questions. 1] find lim 3x^24x/7 x>0 2] lim sinx/2x x>0 
math
lim x>0 sinx secx / x use the fact that the limit as x approaches 1 of (sinx / x) = 1 
Trig Help
Prove the following: [1+sinx]/[1+cscx]=tanx/secx =[1+sinx]/[1+1/sinx] =[1+sinx]/[(sinx+1)/sinx] =[1+sinx]*[sinx/(sinx+1)] =[sinx+sin^2x]/[sinx+1] =[sinx+(1cos^2x)]/[sinx+1] =? 
Maths
If y=Sinx^Sinx^Sinx.......infinity then prove that dy/dx=2ycotx/1ylog(sinx).? 
maths
1)lim [(x+y)sec(x+y)xsecx]/ y xo 2)show that lim x4/x4 does not exists x4 3)lim [1sinx/2]/[cosx/2{(cosx/4) x22/7 (sinx/4)}]