Factor completely. If the polynomial cannot be factored, write "prime."32x4 - 50y2
A. (8x2 + 10y)(4x2 - 5y)
B. 2(4x2 - 5y)2
C. 2(4x2 + 5y)(4x2 - 5y)
D. 2(4x2 + 5y)2
Answer: C
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Solve. Answer with a complete sentence.Manuel drove to his son's house, a distance of 47 miles. Due to heavy traffic he was able to average only 25 miles per hour. How long did it take Manuel to reach his son's house?
A. It took Manuel 1.85 hours to reach his son's house. B. It took Manuel 1.88 hours to reach his son's house. C. It took Manuel 1.84 hours to reach his son's house. D. It took Manuel 1.875 hours to reach his son's house.
Find the product.(y2 - 13)2
A. y4 + 169 B. 169y4 - 26y2 + 169 C. y2 - 26y + 169 D. y4 - 26y2 + 169
Solve the system using Gaussian elimination. 8x + 3y - z = 60 x - 9y - 6z = -111-8x + y + z = -32
A. {(6, 9, 7)} B. {(-6, 7, 12)} C. ? D. {(6, 7, 9)}
Write the first six terms of the arithmetic sequence with the given properties. ? a = 5, d = 3 ?
A. 5, 8, 11, 14, 17, 20 B. 3, 6, 9, 12, 15, 18 C. 5, 9, 12, 15, 18, 21 D. 3, 4, 5, 6, 7, 8 E. 5, 6, 7, 8, 9, 10