Both are irrational. i hope this helps!
Plug in the 1/2 where the a’s are answer is -3
This is one of the photos I used to answer, I’m going to send the second one
Answer:
1st Circle
Radius = 9
Diameter = 18
Circumference = 2 × × r = 2 × 3.14 × 9 = 56.52
2nd Circle
Radius = 14
Diameter = 28
Circumference = 2 × × r = 2 × 3.14 × 14 = 87.92
:D
Given:
To find:
The quadrant in which lie.
Solution:
Quadrant concept:
In Quadrant I, all trigonometric ratios are positive.
In Quadrant II, only and are positive.
In Quadrant III, only and are positive.
In Quadrant IV, only and are positive.
We have,
Here, is negative and is also negative. It is possible, if lies in the Quadrant IV.
Therefore, the correct option is D.