Find the root.
A. 2
B. -2
C. Not a real number
D. 4
Answer: C
Mathematics
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Solve the problem.If w = 4i - 4j - k, find a vector perpendicular to both w and j + k.
A. -4i + 8j + 4k B. -2i + 4j - 4k C. 4i - 4j - 3k D. -3i - 4j + 4k
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Express the number in scientific notation.2500
A. 2.5 × 10-2 B. 2.5 × 10-3 C. 2.5 × 103 D. 2.5 × 102
Mathematics
Factor the trinomial, or state that the trinomial is prime.10z2 - 7z - 12
A. (2z + 3)(5z - 4) B. prime C. (2z - 3)(5z + 4) D. (10z - 3)(z + 4)
Mathematics
Classify the statement as true or false.{10} ? {8, 10, 12, 14}
A. True B. False
Mathematics