Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
MAHAVEER PUBLICATION-TRIGONOMETRIC RATIOS-QUESTION BANK
- Prove that: ("tan"(A+B))/("cot"(A-B))=\ (tan^2A-tan^2B)/(1-tan^2Atan^2...
Text Solution
|
- If sin(A-B)=1/2 and cos(A+B)=1/2, find A and B.
Text Solution
|
- If A+B+C=90^@, Prove that cot A+cot B+cot C=cot A cot B cot C
Text Solution
|
- If A,B,C are angles of a triangle, prove that sin((B+C)/2)="cos"A/2
Text Solution
|
- Prove that (cos100sin10^0)/(cos10^0-s in 10^0)=tan55^0
Text Solution
|
- (cos8^(@)+sin8^(@))/(cos8^(@)-sin8^@)=tan5 3^(@;)
Text Solution
|
- Show that cos(60^@-A) cos(30^@-B)-sin(60^@-A)sin(30^@-B)=sin(A+B)
Text Solution
|
- Find tha value of tan 4620^@
Text Solution
|
- Find tha value of cos(-1575^@)
Text Solution
|
- Find the value of cos((19pi)/3)
Text Solution
|
- Prove that(sinA + sinB)/(cosA + cosB)= tan((A+B)/2)
Text Solution
|
- Prove that (sin5A-sin3A)/(cos5A+cos3A)=tan A
Text Solution
|
- Prove that (sin2A+sin5A-sin A)/(cos2A+cos5A+cos A)=tan2A
Text Solution
|
- If A+B+C=180^@ prove that sin A+sin B+sin C=4 "cos" A/2 "cos" B/2 "cos...
Text Solution
|
- If A+B+C=pi and cos A= cos B.cos C prove that tan A= tan B+ tan C
Text Solution
|
- Prove that sin A + cos A= sqrt2 cos (45^@-A)
Text Solution
|
- Prove that tan27^@+tan 18^@+tan27^@.tan18^@=1.
Text Solution
|
- Prove that cos130^@+cos110^@+cos10^@=0.
Text Solution
|
- secx=2/sqrt(2+(sqrt(2+2cos4x)))
Text Solution
|
- Prove that 2 "cos" pi/16=sqrt(2+sqrt(2+sqrt2))
Text Solution
|