Question

If   is an obtuse angle and  is an acute angle.

Solution

Correct option is

 

  

    

     

  

     

  

  

                                

                                

  

                      

                      

  

                      

                      

  

                       

                       .

SIMILAR QUESTIONS

Q1

Value of the determinant

      

Q2

x + y + z is equal to

Q3

Find the radian measure corresponding to –37o30’.

Q4

The minute hand of a clock is 10 cm long. How far does the tip of the hand move in 20 minutes?

Q5

A rail road curve is to be laid out on a circle. What radius should be used if the track is to change direction by 25o in a distance of 40 metres?

Q6

 

 Find the minimum and maximum values of 

 

Q10

 

, then x + y + z is equal to