prove that: sin theta -cos

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1)Use the definitions sin0(theta) = y/r, cos0(theta) = x/r and/or tan0(theta) = y/x to prove thatcot0(theta) = 1/tan0(theta)
1. 0 answers
2. asked by abeer
3. 599 views
1)Use the definitions sin0(theta) = y/r, cos0(theta) = x/r and/or tan0(theta) = y/x to prove thatcot0(theta) = 1/tan0(theta)
1. 1 answer
2. asked by abeer
3. 511 views
Prove the following identities:1. (tan theta - sin theta)^2 + (1-cos theta)^2 = (1-sec theta) ^2 2. (1-2cos^2 theta) / sin theta
1. 1 answer
2. asked by Fern Angel
3. 917 views
Prove the following identities:1. (tan theta - sin theta)^2 + (1-cos theta)^2 = (1-sec theta) ^2 2. (1-2cos^2 theta) / sin theta
1. 1 answer
2. asked by Fern Angel
3. 735 views
Prove the trigonometric identity below. Show all steps of your algebraic solution for full marks(x sin (theta) - y cos (theta)
1. 2 answers
2. asked by GS
3. 482 views
conic sectionsprove that the line x-2y+10=0 touches the ellipse 9x^2+64y^2=576 show that the equation of the normal to the
1. 1 answer
2. asked by Kelly
3. 600 views
(i)prove that 1/1+sintheta +1/1-sin theta=2sec^2 theta(ii)prove that cos theta/1-sin theta =1+sin theta/cos theta
1. 1 answer
2. asked by victor.m
3. 442 views
Prove that 1+tan(Theta)/1-tan(Theta) = sec^2(Theta)+2tan(Theta)/1-tan^2(Theta)If you explain, that would be great (:
1. 1 answer
2. asked by Marie
3. 621 views
prove tan (theta/2)= (sin(theta))/(1+cos(theta))for theta in quadrant 1 by providing the calculation along with the reason.I
1. 1 answer
2. asked by LIZZIE
3. 829 views
Multiple Choice (theta) means the symbol 0 with the dash in it.1.)Which expression is equivalent to
1. 2 answers
2. asked by HotMath
3. 1,400 views