a +b = 90°
Show that √cos a cosec b — cos a sin b = sin a
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a+b=90
show*that*cos*a*cosec*b*cos*a*sin*b=sin*a
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a = 45.0
b = 45.0
show = 0.0
that = 0.0
cos = 0.0
cosec = 0.0
sin = 0.0
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