Question

The center of the circle is the origin and its radius is 10 units

a.What are the coordinates of the point where the circle cuts the y-axis?

b. Check whether the point (8,7) is inside the circle, on the circle or out side the circle?

c. Write the coordinates of a point which is not on the axis?​

Answer 1

Answer:

According to the definition of perfect numbers, 28 is a perfect number. ∴ Yes, 28 is a perfect number. According to the Euclid's proposition, if 2p−1 2 p − 1 is a prime number, then 2p−1(2p−1) 2 p − 1 ( 2 p − 1 ) is a perfect number.