(sin 28° 54'/sec 61°6') + (cos28°54'/cosec61°6')
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Answered by
21
Step-by-step explanation:
sec 61° 6'= 1/cos61°6'
cosec 61°6'=1/sin61°6'
sin(a+b)=sin(a)cos(b) + cos(a)sin(b)
above equation can be written by
sin28°54'cos61°6' + cos 28°54'sin61°6'
sin(28°54'+61°6')=sin(90°)=1 answer.
Answered by
2
Answer:
can you please send an image
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