If a,b satisfy equation sin2a=cos2b, then possible value(s) of expression 2/pie [a-b-pie/4] is/are ...
Shri Krishan Baghel , 9 Years ago
Grade 11
Trigonometry> If a,b satisfy equation sin2a=cos2b, then...
2 Answers
Saurabh Koranglekar
Last Activity: 5 Years ago
sushmitha raj
Last Activity: 5 Years ago
sin2a=cos2b can be written as
sin2a=sin(pi/2-2b)
2a=pi/2-2b
a=pi/4-b
2/pi(a-b-pi/4)=2/pi(pi/4-2b-pi/4)
=-4b/pi
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