plz fast solve this problem
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cos (1710)°
=-cos (180*10-90)°
= -cos (-90)°
= cos (90)°
= 0
hope this helps u
=-cos (180*10-90)°
= -cos (-90)°
= cos (90)°
= 0
hope this helps u
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sandeep187350:
hlw multiple 180*10
y multiple 180*10
tell na
y (-90)
it's only 90 na
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