Subtract.(0.3x4 - 0.4x3 + 0.3) - (2.8x4 + 4.8x - 4.6)
A. -2.5x4 - 0.4x3 - 4.8x - 4.3
B. -2.5x4 - 0.4x3 + 4.8x + 4.9
C. -2.5x4 - 0.4x3 - 4.8x + 4.9
D. -2.5x4 - 0.3x3 - 4.3
Answer: C
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Use an algebraic approach to solve the problem. Find three consecutive integers whose sum is 36.
A. –11, –12, –13 B. 11, 10, 9 C. 13, 14, 15 D. 16, 17, 18 E. 11, 12, 13
Answer the question(s) based on the following situation: For a population of 4000 students taking the SAT math exam, the scores on the exam have an approximately normal distribution with mean ? = 610 and standard deviation ? = 60.A score of 700 has an approximate standardized value of
A. 2. B. 1.5. C. -1.75. D. -1. E. none of these
Multiply.(x - 1)(x - 9)
A. x2 + 9x - 10 B. x2 - 10x - 11 C. x2 - 10x + 9 D. x2 - 11x + 9
Write the corresponding augmented matrix for the system.
A. 
B. 
C. 
D. 