The value of `sin^2 29o+sin^2 61o` is (a) 1 (b) 0 (c) `2sin^2 29o` (d) `2cos^2 61o`

The value of cos^(2)17o-sin^(2)73o is (a) 1 (b) (1)/(3) (c) 0(d)-1

The value of [ ( sin^(2) 25^(@) + sin^(2) 65^(@))/(cos^(2) 24^(@) + cos^2 66^(@)) + sin^(2)61^(@) + cos 61^@ sin 29^(@)] is :

The value of [(sin^2 24^@+ sin^2 66^@)/(cos^2 24^@+cos^2 66^@)+ sin^2 61^@+cos 61^@ sin 29^@] is:

The value of [(sin^2 24^@+sin^2 66^@)/ (cos^2 24^@+cos^2 66^@)+sin^2 61^@ + cos61^@.sin29^@] is: / [(sin^2 24^@+sin^2 66^@)/ (cos^2 24^@+cos^2 66^@)+sin^2 61^@ + cos61^@.sin29^@] का मान ज्ञात करें |

What is the simplified value of ((sin^2 31^@+ sin^2 59^@)/(sec^2 35^@- cot^2 55^@)+tan 29^@ cot 61^@-cosec^2 61^@) is : ((sin^2 31^@+ sin^2 59^@)/(sec^2 35^@- cot^2 55^@)+tan 29^@ cot 61^@-cosec^2 61^@) का सरलीकृत मान क्या हैः

Write the value of sin A cos(90o-A)+cos A sin(90o-A)

The value of (tan29^@ cot61^@ - cosec^2 61^@) + cot^2 54^@ - sec^2 36^@ + (sin^2 1^@ + sin^2 3^@ + sin^2 5^@ + ... + sin^2 89^@) is:

The value of (tan 29^circ cot61^circ - cosec^2 61^circ) + (cot^2 54^circ - sec^2 36^circ) + (sin^2 1^circ + sin^2 3^circ + sin^2 5^circ +......+ sin^2 89^circ) is: (tan 29^circ cot61^circ - cosec261^circ) + cot254^circ - sec236^circ +(sin 21^circ + sin 23^circ + sin 25^circ +......+ sin 289^circ) का मान है :

If A=29^@ , find the value of sin^4 A+ cos^4 A + 2 sin^2 A cos^2 A

sin A + sin B + sin C = cos A + cos B + cos C = 0then (A) cos (AB) = - (1) / (2) (B) sin ^ (2) A + sin ^ (2) B + sin ^ (2) C = 0 (C) sin ^ (2) A + sin ^ (2) B + sin ^ (2) C = (3) / (2) (D) cos ^ (2) A + cos ^ (2) B + cos ^ (2) C = (3) / (2)