Express the number in standard notation.-7.042 x 104
A. -7,042,000
B. -7042
C. -704,200
D. -70,420
Answer: D
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Graph the equation by plotting the intercepts.y = 2x + 8
A. 
B. 
C. 
D. 
Find the product of the complex number and its conjugate.9 - 2i
A. 85 B. 11 C. 7i D. 7
Solve the problem.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 28 minutes, how long would it take for each of them to decorate the cookies working individually?
A. baker: 8
minutes
assistant: 33 minutes
B. baker: 140 minutes
assistant: 560 minutes
C. baker: 140 minutes
assistant: 35 minutes
D. baker: 35 minutes
assistant: 140 minutes
Solve the problem.The formula A = 137e0.044t models the population of a particular city, in thousands, t years after 1998. When will the population of the city reach 186 thousand?
A. 2008 B. 2007 C. 2006 D. 2005