Step-by-step explanation:
Given : Expression
To find : Evaluate the expression ?
Solution :
Expression
Using trigonometric values,
and
Substitute the value,
#Learn more
Cos30_sin45+cosec 60
brainly.in/question/14187846
Value of sec 60 is 2 and cosec 60 is 2/√3
Now,
1/√3*2+2/√3 =2/√3 +2/√3
After solving we get 4√3/3 Ans
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Answers & Comments
Step-by-step explanation:
Given : Expression![\frac{1}{\sqrt3} \sec 60+\csc 60 \frac{1}{\sqrt3} \sec 60+\csc 60](https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B%5Csqrt3%7D%20%5Csec%2060%2B%5Ccsc%2060)
To find : Evaluate the expression ?
Solution :
Expression![\frac{1}{\sqrt3} \sec 60+\csc 60 \frac{1}{\sqrt3} \sec 60+\csc 60](https://tex.z-dn.net/?f=%5Cfrac%7B1%7D%7B%5Csqrt3%7D%20%5Csec%2060%2B%5Ccsc%2060)
Using trigonometric values,
and![\csc 60^\circ =\frac{2}{\sqrt 3} \csc 60^\circ =\frac{2}{\sqrt 3}](https://tex.z-dn.net/?f=%5Ccsc%2060%5E%5Ccirc%20%3D%5Cfrac%7B2%7D%7B%5Csqrt%203%7D)
Substitute the value,
#Learn more
Cos30_sin45+cosec 60
brainly.in/question/14187846
Verified answer
Value of sec 60 is 2 and cosec 60 is 2/√3
Now,
1/√3*2+2/√3 =2/√3 +2/√3
After solving we get 4√3/3 Ans