Simplify, leaving exponents in the answer.x6 ? x7
A. (2x)13
B. x42
C. (2x)42
D. x13
Answer: D
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Solve the equation. Give the exact solution or solutions.log2(8x - 7) = 3
A. 
B. 
C. {7}
D. 
Solve the problem.The motion of a spring-mass system is described by the equation 
where y is the distance in feet from the equilibrium position and t is time in seconds. Find the velocity of the mass at time t = 3/4 seconds. Is the mass moving toward or away from its equilibrium position or neither?
A. 0 feet/second; neither B. -11? feet/second; toward from equilibrium position C. 0 feet/second; away from equilibrium position D. 11? feet/second; away from equilibrium position
Multiply or divide as indicated.
A. 55 B. 56 C. 5.5 D. 44
Solve the application and answer with a complete sentence.Last year, Kay bought a share of stock for $15.65. She was paid a dividend of 
Determine what percent of the stock price is the dividend.
A. The dividend is 6% of the stock price. B. The dividend is 40% of the stock price. C. The dividend is 60% of the stock price. D. The dividend is 1.7% of the stock price.