Write the equation of a circle with center at (0, 0) and a diameter of 20. a. x2 + y2 = 100 b. x2 + y2 = 20 c. x2 + y2 = 10 d. x2 - y2 = 400

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

The graph of which equation includes the points (0, 10) and (10, 11)? y = 10x + 11 y = x + 10 y= 1/10x + 10 y = 1/10x + 11