ABCD is a cyclic quadrilateral ∠DBA=50° and ∠ADE=33°, then the measurement of ∠BCD is
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Which of the following is correct?
If cos2x + cos4x = 1, then tan2x + tan4x =
Select the odd word/letters/number/number pair from the given alternatives.
If 3a+4b3c+4d = 3a-4b3c-4d, then
What is the value of {sin (90 – x) cos [π – (x – y)]} + {cos (90 – x) sin [π – (y – x)]}?
3cosA is equal to
If 2(5x - 4) - 2 < 2x - 1 < 4x - 2; then the value of x is