Divide.90 ÷ (-15)
A. -16
B. 6
C. - 
D. -6
Answer: D
Mathematics
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Use implicit differentiation to find  figures 4.png)
 multiple choice.png)
Mathematics
Find the dot product v ? w.v = 2i + 3j + k and w = 2i + 8j + 2k
A. -18 B. -30 C. 89 D. 30
Mathematics
Use a graphing utility to solve the system of equations. Express the solution rounded to two decimal places.
A. x = 4.76, y = -1.52; x = 0.01, y = 5.00 or (4.76, -1.52), (0.01, 5.00) B. x = 5.12, y = -3.67; x = 0.76, y = 2.05 or (5.12, -3.67), (0.76, 2.05) C. x = 5.12, y = 3.67; x = -0.76, y = 2.05 or (5.12, 3.67), (-0.76, 2.05) D. x = -4.76, y = 1.52; x = -0.01, y = 5.00 or (-4.76, 1.52), (-0.01, 5.00)
Mathematics
Simplify the expression.
?
?
A. 45 B. 5 C. 9 D. 81 E. none of these
Mathematics