A
B
C
D
Text Solution
Verified by Experts
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
UNITED BOOK HOUSE-Trigonometric Ratios of Complementry Angle-Exercise
- Sin 2A = 2sin A is true when A =
Text Solution
|
- It A + B = 90^@, then (tan A tan B + tan A cot B)/(sin A sec B) - (sin...
Text Solution
|
- If tan A = cot B, then prove that A + B = 90°.
Text Solution
|
- (sin^2 22^@ + sin^2 68^@ + cot^2 68^@) equals
Text Solution
|
- (2 tan 30^@)/(1 - tan^2 30^@) is equal to
Text Solution
|
- If theta and (2theta - 45^@) are acute angles such that cosec theta co...
Text Solution
|
- A, B and C are interior angles of a triangle ABC, then sin ((B + C)/(2...
Text Solution
|
- The value of tan 10^@ tan 15^@ 75^@ tan 80^@ is
Text Solution
|
- If 5theta and 4theta are acute angles satisfying sin 5theta = cos 4the...
Text Solution
|
- [sin^2 1^@ + sin^2 2^@ +sin^2 3^@ + ……………….. + sin^2 87^@ + sin^2 88^@...
Text Solution
|
- (sin^2 1^@ + sin^2 3^@ + sin^2 5^@ + ………………… + sin^2 85^@ + sin^2 87^@...
Text Solution
|
- The value of (cos(90^@ - theta)sec(90^@ - theta) tan theta)/(cosec(90^...
Text Solution
|
- The value of (tan 47^@ + cot 27^@)/(tan 43^@ + cot 63^@) is
Text Solution
|
- (1 + sec 20^@ + cot 70^@) (1 - cosec 20^@ + tan 70^@) equals
Text Solution
|
- alpha, beta are positive acute angle and sec^2 alpha - cot^2 (beta/2) ...
Text Solution
|
- ABCD is a cyclic quadrilateral and tan (A/2) tan (C/2) + tan (B/2) tan...
Text Solution
|
- If cos (67^@30') = x and cosec (22^@30') = y then which is true?
Text Solution
|
- If cosec 39^@ = x, the value of (1)/(cosec^2 51^@) + sin^2 39^@ + tan^...
Text Solution
|
- sin^2 5^@+sin^2 10^@ + sin^2 15^@+.........+sin^2 85^@+sin^2 90^@ equa...
Text Solution
|
- If A, B and C are three angles of a triangle, then the incorrect relat...
Text Solution
|