Subtract.(-6x6 + 3x8 + 4 - 3x7) - (-1 + 8x7 + 9x8 + 3x6)
A. 12x8 + 5x7 - 3x6 + 3
B. -6x8 - 11x7 - 9x6 + 5
C. 12x8 + 5x7 - 3x6 + 5
D. -6x8 + 5x7 - 3x6 + 3
Answer: B
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Evaluate the discriminant for the equation. Then use it to predict the number of distinct solutions, and whether they are rational, irrational, or nonreal complex.w2 - 3w + 8 = 0
A. Two distinct irrational solutions B. Two distinct rational solutions C. One rational solution (a double solution) D. Two distinct nonreal complex solutions
Find the real solutions of the equation.x4 - 8x3 + 16x2 + 8x - 17 = 0
A. {-4, 1} B. {-4, 4} C. {-1, 4} D. {-1, 1}
Tell whether or not the rational expressions are equivalent.
, 
A. Yes B. No
Solve the problem.A lottery game has balls numbered 1 through 19. What is the probability of selecting an even numbered ball or a 13?
A. 
B. 
C. 
D. 