Which of the following relations represents a function?

a. { (2, 3), (1, 3), (3, 3) } c. { (1, 3), (2, 3), (1, 4) }

b. { (1, 3), (2, 3), (2, 4) } d. { (2, 2), (2, 3), (2, 1) }

If clay cost 16.50 or 50lb how much will it cost for 45 pounds of clay

A ladder 52 feet long stands against a straight tree, so that the foot of the ladder is 20 feet from the foot of the tree. How many feet up the tree does the ladder extend? Round your answer to the nearest whole number.

Suppose Mahkah makes a Native American lunch in a pot that is shaped like a right cylinder. If the diameter of the pot is 8 inches and the height is 6 inches, about how many quarts does the pot hold?

Consider the following system of equations: y = 5x + 6 y = - x - 7 Which description best describes the solution to the system of equations? Line y = 5x + 6 intersects line y = - x - 7. Lines y = 5x + 6 and y = - x - 7 intersect the x-axis.

A cylinder shaped-water change has a diameter of 10 M and a height of 10 M. What volume of water does the tank contain when it is 75% full. Use 3.14 to approximate pi. Enter your answer as a decimal to the hundredths place in the box below.

How many solutions does 25-4x=15-3x+10-x have

A certain measurement must be between 3.64 and 4.28 centimeters. Which number is greater than 3.64 and less than 4.28?

Using the exponential regression model, which is the best prediction of the wavelength of the key that is 8 above the A above middle C? 49.31 cm 49.44 cm 49.73 cm 49.78 cm

What single percentage change is equivalent to a 15% decrease followed by a 16% decrease?

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)