Question

Mean of sin 90°, cosec 30° and tan 45° is​

Answer 1

Answer:

csc30 ∘

tan45   +  cot45  ∘ sec60  ∘ −  2cos0  ∘ 5sin90 ∘

 

We know that,

cscθ=  sinθ 1

 , cotθ=  tanθ 1

​  , cosθ=  secθ 1

​ ∴  csc30  ∘

tan45  ∘  +  cot45  ∘

sec60  ∘

  −  

2cos0  

∘

 

5sin90  

∘

 

​

 

=tan45  

∘

sin30  

∘

+sec60  

∘

tan45  

∘

−  

2

5sin90  

∘

sec0  

∘

 

​

 

=1(  

2

1

​

)+(2)1−  

2

5

​

 

=  

2

1

​

+2−  

2

5

​

 

=  

2

1

​

−  

2

5

​

+2

=  

2

1−5

​

+2

=−  

2

4

​

+2

=−  

2

4

​

+2

=−2+2

=0

Step-by-step explanation:

Answer 2

Answer:

0 is your answer

hi I am Akanksha