Find (g ? g)(–7).


–3

Mathematics

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Find all real-number square roots of the given number.121

A. ±1 B. ±11 C. -11 D. 11

Mathematics

Solve the problem.A formula used to determine the velocity v in feet per second of an object (neglecting air resistance) after it has fallen a certain height is  where g is the acceleration due to gravity and h is the height the object has fallen. If the acceleration g due to gravity on Earth is approximately 32 feet per second, find the velocity of a bowling ball after it has fallen 90 feet. (Round to the nearest tenth.)

A. 75.9 ft per sec B. 53.7 ft per sec C. 5760 ft per sec D. 13.4 ft per sec

Mathematics

Find the mean for the list of numbers.Numbers of people attending hockey games: 26,504, 29,308, 17,888, 26,039Round answer to the nearest whole number if necessary.

A. 24,934 people B. 26,504 people C. 24,935 people D. 29,308 people

Mathematics

Find the expected value for the random variable x having this probability function.

A. 45 B. 55 C. 50 D. 50.5

Mathematics