calculate the value of cos 1755° wirh steps pls
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Hi there !!
This is very easy to solve, Using the formula,
0= thetha
cos 1755
= cos (3*360 + 675)
= cos 675°
= cos (360°+315°)
= cos 315°
= cos (360°-45°)
= cos 45°
= 1/√2
Here, [Trigonometric function Identity used to solve this question is given below:]
→ [ Cos ( 360n + ∅ ]= Cos ∅
Thankyou :)
lucifer887:
anyone can !make mistakes
and i think ur ans is ryt in some way just dunno how
Correct it plz check now
sorry?
Hello
Please check now it's 100% correct
ya thanx....... sorry but i havent studied trignomewtric functions yet thats why i dint understand earlier,.......now i do.
thanx a lot
really appreciate ur efforts
Welcome
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