Identify the terms of the polynomial expression.-4t - 2z
A. -4t and -2z
B. 4t and 2z
C. 4t and -2z
D. -4t and 2z
Answer: A
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Use your calculator to solve the problem.When a ball with coefficient of restitution e is dropped from a height h meters onto a large flat surface, the time t from the first impact until the ball stops bouncing is given by t = 
seconds. Find the time it takes a ball with coefficient of restitution 0.28 to stop bouncing if it is dropped from a height of 79.3 centimeters. (Round to the nearest tenth.)
A. 22.4 seconds B. 2.1 seconds C. 20.7 seconds D. 2.2 seconds
Solve.5 ? y = 75
A. 15 B. 18 C. 16 D. 17
Draw a tree diagram for the experiment. Then use the diagram to find the number of possible outcomes.Choose a number (1, 2, 3) and then a vowel (a,e,i,o,u).
A. 8 outcomes B. 12 outcomes C. 15 outcomes D. 5 outcomes
Solve.A drug testing company approves a new drug and has confirmed by independent research that the strength of the reaction to the drug is given by the formula 
where d is the dosage amount of the drug and ? is a constant. Find an equivalent expression for S by factoring out a common factor.
A. S = 
(? - d)
B. S = 
C. S = d2
D. S = d2