Question

3/4 tan square 30 degree - 2 sin quadratic +2 cot 45 degree =X squre cos squre 60 degree. f​

Answer 1

Answer:

Solution

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We have,

2sin30

∘

cos30

∘

+tan45

∘

5sin

2

30

∘

+cos

2

45

∘

−4tan

2

30

∘

=

2×

2

1

×

2

3

+1

5×(

2

1

)

2

+(

2

1

)

2

−4×(

3

1

)

2

=

2

3

+1

4

5

+

2

1

−

3

4

=

2

3

+2

12

5

=

12

5

×

(

3

+2)

2

=

6(2+

3

)

5