Without solving, determine the character of the solutions of the equation in the complex number system.x2 + 8x - 3 = 0
A. two complex solutions that are conjugates of each other
B. a repeated real solution
C. two unequal real solutions
Answer: C
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Evaluate for the value of the variable(s) indicated.x3 - 2x2y + 2y + 3 for x = 4 and y = 2
A. 7 B. 135 C. 199 D. 47
An air freight company has three types of aircraft which carry three types of cargo. The payload, in tons, is summarized in the table below. 
On Sundays and holidays, , the company must move 14 tons of mail, 9 tons of medical supplies, and 11 tons of freight. This system of equations can be represented by the matrix: 
. Reduce this matrix to calculate how many aircraft of each type should be used.
What will be an ideal response?
Solve the absolute value equation.|x + 9| = 9
A. {0} B. ? C. {18, 0} D. {-18, 0}
Solve.28p = 63
A. p = 
B. p = 
C. p = 
D. p = 