Use the given vectors to find the specified scalar.u = -5i + 3j, v = 8i - 6j, w = -3i + 12j; Find u ? w + v ? w.
A. -45
B. -49
C. -38
D. -40
Answer: A
Mathematics
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Use the given bond table to find the requested value for Solar Energy (SNG) bonds maturing in 2022.
Date when bonds must be paid off by Solar Energy
A. December 15, 2022 B. December 15, 2018 C. June 15, 2018 D. June 15, 2022
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Combine like terms whenever possible. Write the result with descending powers.2m2 - 3m2 + 9m2 - 4m2
A. 4m2 B. Cannot be simplified C. 8m D. 4m8
Mathematics
Perform the indicated operation.(3x - 9)(x + 12)
A. 3x2 + 26x - 108 B. x2 + 27x + 26 C. x2 - 108x + 27 D. 3x2 + 27x - 108
Mathematics