Add or subtract horizontally.Subtract -5a5 - 5a4 - 4a3 - 2a2 + 5a - 2 from -9a5 + 7a4 + 3a2 + 11.
A. -4a5 + 12a4 + 4a3 + 5a2 - 5a + 13
B. -4a5 + 12a4 - 4a3 - 5a2 + 5a + 13
C. 4a5 - 12a4 - 4a3 - 5a2 + 5a - 13
D. -4a5 + 12a4 - 4a3 + 5a2 + 5a + 13
Answer: A
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For an election with 4 candidates (A, B, C, and D) we have the following preference schedule:
Using the plurality ranking method, which candidate comes in last?
A. A B. B C. C D. D E. none of these
Perform the indicated operations.(16x + 14) - (-11x2 - 8x + 14)
A. 11x2 + 24x B. -11x2 + 8x + 28 C. 11x2 - 24x D. 11x2 + 24x - 28
Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)-4x + 3y - z = -12 x + 2y - 2z = 4-8x + y + z = -28
A. {(2, 2, 2)} B. {(4, -2, -2)} C. {(5, 0, 2)} D. {(4, 2, 2)}
Provide an appropriate response.Is this statement true or false? Why? (9 - 9) - 9 = 9 - (9 - 9)
What will be an ideal response?