Express in terms of i.
A. -10
B. 10i
C. 10
D. -10i
Answer: B
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Use the discriminant to determine whether the equation has two rational solutions, one rational solution, two irrational solutions, or two nonreal complex solutions. Do not actually solve.v2 + 3v - 3 = 0
A. Two rational solutions B. Two irrational solutions C. Two nonreal complex solutions D. One rational solution
Solve the system. If the system's equations are dependent or if there is no solution, state this.x - y + 3z = 1-2x + 2y - 6z = 1x + 5y + z = -9
A. (0, -2, 1) B. (1, -2, 0) C. (1, 0, -2) D. No solution
Solve and write interval notation for the solution set.
< 3
A. 
B. 
C. 
D. 
Factor out the largest common factor.6x(3x + 2) + 5(3x + 2)
A. (3x - 2)(6x - 5) B. (18x - 5)(x - 2) C. (18x + 5)(x + 2) D. (3x + 2)(6x + 5)