If 2cos2a is √3 and a is acute. Complete this
sin sq. (75 -A) +cos sq. (45+a)
sin sq. (75-15) +cos sq. (45-15)
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If 2cos2a is √3 and a is acute. Complete this
sin sq. (75 -A) +cos sq. (45+a)
sin sq. (75-15) +cos sq. (45-15)
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