Math, asked by deepakmeeena2006, 2 months ago

What is the value of the expression  cot230°−cos260°cot245°+sin260°?​

Answers

Answered by samantagopalchandra9
0

Answer:

3

4

cot

2

30°+3sin

2

60°−2cosec

2

60°+

4

3

tan

2

30°

=

3

4

(

3

)

2

+3×(

2

3

)

2

−2×(

3

2

)

2

+

4

3

×(

3

1

)

2

=

3

4

×3+3×

4

3

−2×

3

4

+

4

3

×

3

1

=4+

4

9

3

8

+

4

1

=

12

48+27−32+3

=

12

78−32

=

12

46

=

6

23

=3.8333

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