show that 4 sin30°sin²60°+3cos60°tan45°+cosec²90°=2sec²45°
chandchand155:
but the values are coming different
u think question is wrong
*i
no question is not wrong
well now i have got the ans
how
just by putting up the cimplementary angles
ok
actually that 2sec²45 also be simplified
ok understood
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