Question
 Fill in the blanks with the appropriate antonym of
the word in Italic from the options given: His audacity surprised everyone, but his colleague was known for being _______.Solution
Explanation: Audacity means boldness or daring, while timid refers to being shy or lacking courage.
If cot2A = tan(A+6Ëš ) Â , find the value of A? Given that 2A and A+6Ëš Â are acute angles.
cot 4˚ x cot 47˚ x cot 42.3˚ x cot 43˚ x cot 47.7˚ x cot 86˚= ?
- Find the value of sin²50° + sin²40°.
- If sin (3A − 4B) = (1/2) and cos (A + B) = (√2/2), where 0° < A, B < 90°, then find the value of ‘A’.

Find the value of sin265o + sin225o + cos235o + cos255o.
...- Determine the value of :

If sec x + tan x = 11 then find secx?
Find the maximum value of 25 sin A + 11 cos A.
If sec a + tan a = 2, find the value of sin a.Â