Plot point (8, -7) on the set of coordinate axes.
?
A. 
B. 
C. 
D. 
E. 
Answer: D
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Express the number in scientific notation.0.000315
A. 3.15 × 10-3 B. 3.15 × 104 C. 3.15 × 10-4 D. 3.15 × 10-5
Find the nonreal complex solutions of the equation.3x2 + 7x + 6 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. {
, 
}
Factor the polynomial by grouping.2x2 + 3x + 6x + 9
A. (2x + 3)(3x + 2) B. (2x + 3)(2x + 3) C. (x + 3)(2x + 3) D. prime
Solve the problem.The value of a certain make and model of used car can depend on several factors. The table gives data for the values of three Chevy Caprice station wagons. The value V is measured in dollars, where A is the age of the car in years, and C is the condition of the car rated on a scale of 1 to 10 (10 is excellent condition). src="https://sciemce.com/media/4/ppg__file0518192205__f1q74g3.jpg" style="vertical-align: -23.0px;" /> is 
The variables are found to be related by the equation 
Use the information given in the table to write a matrix equation which when solved will yield the values of a, b, and c. Then, using the fact that the inverse of the matrix 
, find a.
A. a = 15,850
B. a = 14,655
C. a = 15,600
D. a = 14,900