Find the indicated vector.Let u = 
. Find -2u.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find z1z2. Express the answer in standard form.z1 = 8(cos 330° + i sin 330°)z2 = 6(cos 330° + i sin 330°)
A. 12
+ 12i
B. 24
C. 24i
D. 24 - 24i
Mathematics
Solve the problem.The product of two consecutive integers is 8 less than 8 times their sum. Find the integers.
A. 15, 16 B. 0, 1 or 16, 17 C. 0, 1 D. 0, 1 or 15, 16
Mathematics
Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 19
- 4
A. 19
- 4
B. 3
C. -3
D. 15
Mathematics
Solve.x2 = x + 12
A. 1, 12 B. 3, 4 C. -3, -4 D. -3, 4
Mathematics