Give the degree measure of ?.? = arccos (0)
A. 90°
B. 0°
C. 180°
D. 45°
Answer: A
Mathematics
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Multiply.(2y2 - 10)(2y2 + 10)
A. 4y4 - 40y2 + 40 B. 4y2 + 100 C. 4y4 - 40y2 - 100 D. 4y4 - 100
Mathematics
Solve for the variable.1.2x = 0.048
A. 0.0004 B. 0.04 C. 0.4 D. 0.004
Mathematics
Perform the indicated operations. Express the answer as a single polynomial in standard form.(x - 11)(x2 + 5x - 8)
A. x3 + 16x2 + 63x + 88 B. x3 - 6x2 - 47x - 88 C. x3 + 16x2 + 47x - 88 D. x3 - 6x2 - 63x + 88
Mathematics
Solve the problem.An employee was paid $12,556 during the first half of last year. During the second half she was paid 
How much more was her income during the second half?
A. $18,257 B. $43,470 C. $43,369 D. $18,358
Mathematics