Solve the system of equations graphically. Round to the nearest hundredth when appropriate. y = 2x2 - 2x2 - y = 1 - 2x
A. (-0.41, -1.66), 
B. No real solutions
C. (-3.41, 9.66), 
D. (-0.41, 0.34), 
Answer: A
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Solve the problem.A computer is purchased for $4100. Its value each year is about 75% of the value the preceding year. Its value, in dollars, after t years is given by the exponential function 
Find the value of the computer after 2 years.
A. $2306.25 B. $1297.27 C. $6150.00 D. $1729.69
Solve the problem.The distance from home plate to dead center field in a certain baseball stadium is 403 feet. A baseball diamond is a square with a distance from home plate to first base of 90 feet. How far is it from first base to dead center field?
A. 380.6 ft B. 345.3 ft C. 471 ft D. 328.2 ft
Suppose when you are 50 years old, the yearly statement you get from the Social Security Administration estimates that your monthly payment at age 71 will be $800. If inflation stays constant at 5%, what will be the purchasing power of that $800?
a. $287.15 b. $16,730.29 c. $308.43 d. $626.82
Perform the indicated operation. Assume that all variables are nonnegative.-
? 
A. -3
B. -
C. -9
D. 3