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Questions and answers by visitors named
Adc
Questions (3)
Verify the identity:
cos x -cox x/1-tan x = sin x cos x/sin x -cos x
1 answer
384 views
Verify the identity:
cos x -cox x/1-tan x = sin x cos x/sin x -cos x
1 answer
438 views
Solve for x on the interval (0, 2pi]
(sin2x + cos2x)^2 = 1
2 answers
478 views