Answer:
21/4 or 5.25
Step-by-step explanation:
To round this we have to go to the thousands place since the thousands place in this question is 8 its closer to 10 so the answer is 10k or 10,000
Answer:
The solution of the given trigonometric equation

Step-by-step explanation:
<u><em>Step(i):</em></u>-
Given






<u><em>Step(ii)</em></u>:-
The solution of the given trigonometric equation

<u><em>verification </em></u>:-

put 


Both are equal
∴The solution of the given trigonometric equation
