Which statement is true about the function f (x) = - square root x

What is the circumference of a circle with a diameter of 4 feet? (use 3.14 for pi) 12 ft. 12.56 ft. 16 ft. 25.12 ft.

Simplify-3 √2 + 3√8 5. Solve. 2+^3√5x+2=10

A 1-mile hiking path has sings placed every 240 feet. There are sings placed at the beginning and end of the mile. How many sings are there? Hint:1 mile = 5,280 feet

Which of the following numbers are rational?

Add (7x^2-3x) + (5x-6)

Part I Mr. Green's Math class is planning a trip to the IMAX Theater. It will cost $10 for the school bus and the price of a ticket is $13 dollars per student. What will determine the amount of money the class will have to make?

It is colder than - 7 ºF outside. Which inequality represents the temperature t?

Y = 2x - 1; (-4, ), (0, ), (7, )

An experimenter has conducted a single-factor experiment with four levels of the factor, and each factor level has been replicated six times. The computed value of the F-statistic is F0 = 3.26. Find the P-value.

A 24-foot ladder forms a 76 angle with the ground. The top of the ladder rests against a building. To the nearest foot, how high up the building does the ladder reach?