Answer
Step by step text solution for Prove the following identities: (cosA)/(1-sinA)+(sinA)/(1-cosA)+1 = (sinAcosA)/((1-sinA)(1-cosA) ((1+cotA+tanA)(sinA-cosA)/(sec^3A-cos e c^3A)=sin^2Acos^2A by MATHS experts to help you in doubts & scoring excellent marks in Class 10 exams.
|
RD SHARMA-TRIGONOMETRIC IDENTITIES-All Questions
- If tantheta+sintheta=m and tantheta-sintheta=n , then m^2-n^2=
04:37
|
- if (secA+tanA)(secB+tanB)(secC+tanC)=(secA-tanA)(secB-tanB) (secC-t...
06:20
|
- Prove the following identities: (cosA)/(1-sinA)+(sinA)/(1-cosA)+1 = (...
09:40
|
- If tan^2theta=1-a^2, prove thats e ctheta+tan^3thetacos e ctheta=(2-a^...
04:02
|
- If a sectheta+bt a ntheta+c=0 and psectheta+qtantheta+r=0, prove that...
06:36
|
- If sectheta+tantheta=p , show that (p^2-1)/(p^2+1)=sintheta
03:55
|
- If sintheta+costheta=pa n dsectheta+cos e ctheta=q , show that q(p^2-1...
02:18
|
- Without using trigonometric tables, evaluate each of the following: (...
03:07
|
- Without using trigonometric tables, evaluate each of the following: (...
05:06
|
- Prove the trigonometric identities: (1-sintheta)/(1+sintheta)=(secthe...
02:26
|
- Prove the trigonometric identities: sqrt((1-costheta)/(1+costheta))=co...
02:26
|
- If sectheta=x+1/(4x) ,prove that :sectheta+tantheta=2xor ,1/(2x)
03:52
|
- Prove that : (sinthetacos(90^0-theta)costheta)/(sin(90^0-theta))+(cost...
03:30
|
- If sectheta+tantheta=x , obtain the values of sectheta,t a ntheta and...
04:25
|
- If sintheta+sin^2theta=1,find the value of cos^(12)theta+3cos^(10)t...
03:46
|
- If sintheta+sin^2theta+sin^3theta=1, then prove that cos^6theta-4cos^4...
05:01
|
- If cottheta+tantheta=x and sectheta-costheta=y , prove that (x^2y)^(...
03:44
|
- If acostheta-bsintheta=c, then prove that: asintheta+bcostheta=+-sqr...
03:32
|
- Prove the following identities: (sintheta+cos e ctheta)^2+(costheta+s...
04:15
|
- Prove the following identities: (sintheta)/(1-costheta)+(tantheta)/(1...
05:00
|