Solve and simplify.y +  = 

A. y = 
B. y = 

C. y = - 
D. y = - 


Answer: A

Mathematics

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Solve the following problem where a radical equation must be solved.Due to the earth being round, the distance at which a person sees the horizon depends on how high up the person is. The higher the person is above sea level, the farther the horizon is. The maximum distance d in kilometers that a person can see from a height h in meters is given by the formula  How high above sea level must someone be to see 55 kilometers. Round to the nearest tenth when necessary.

A. 246.9 m B. 864.3 m C. 15.7 m D. 26 m

Mathematics

Solve the problem.In the past, Michael has had the following success when shooting after having been fouled. 30%, 30%, and 40% of the time he will get 0, 1, or 2 points. Which of the following simulations could be used for estimating the probabilities of shooting 0, 1, or 2 points?

A. None of these B. 0 - 2 = 1 point, 3 - 6 = 2 points, and 7 - 9 = 0 points C. It is not possible to create a simulation with the digits 0 - 9. D. 0 - 3 = 1 point, 4 - 6 = 2 points, and 7 - 9 = 0 points

Mathematics

Solve the problem.If three cards are successively dealt from a 52-card deck without replacement, in how many ways could they be a face card, then a spade, and then a heart?

A. 1862 B. 1950 C. 936 D. 1248

Mathematics

Evaluate the expression according to the replacement value given.(27 - w) ÷ 6; replace w with 3.

A. 6 B. 7 C. 4 D. 27

Mathematics