Answer:
The relation
is explained below.
Step-by-step explanation:
P(x, y) is a point on the circle. Q is the origin. Join PQ.
PQ is the radius.
Therefore, PQ = r
Draw PS perpendicular to the x-axis.
Now, ΔPQS is a right triangle.
By Pythagoros theorem,



Answer:
(x - 3) x + 2
Step-by-step explanation:
1/4 (2 x - 3)^2 - 1/4
Answer:
64
Step-by-step explanation:
if you do 64 + 18 you will get 82.