Question

Duvė Pythagorean
let or not.
Example 6.6
Find the values of the following:
i) (cos0° + sin 45° + sin 30°)(sin 90°- cos 45º + cos 60°)
ii
) tan? 60° – 2 tan? 45° – cot? 30° +2 sin’30° +-- cosec45
3
4
on
estant. Verify whether each of the resultant set so obtained​

Answer 1

Answer:

uniform rod of length 60 cm and mass 6kg is acted upon by two forces as shown in the diagram

The force exerted by 45 cm part of the rod on 15 cm part of the rod is

1) 9 N

2) 18 N

3) 27 N

4)30 N