Solve.log1/981 = x
A. -2
B. 2
C. - 
D. 
Answer: A
Mathematics
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Solve the problem.An electron has a 1.6 x 10-19 C negative charge. How much work is done in separating two electrons from 2.8 pm to 7.5 pm?
A. 5.2 x 10-17 N?m B. 11 x 10-16 N?m C. 5.7 x 10-39 N?m D. 2.5 x 10-17 N?m
Mathematics
Find the product or quotient, using trigonometric form. Write the answer in the form a + bi.
A. 
- 
i
B. 
- 
i
C. 
+ 
i
D. 
- 
i
Mathematics
Determine the most appropriate metric unit to go in the blank. Choose from km, m, cm, mm, L, mL, kg, g, and mg.The cat weighs 3.9 
.
A. m
B. g
C.
| mg |
D.
| L |
E.
| kg |
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.85x - 2.79 B. y = 0.95x - 2.79 C. y = 0.90x - 3.79 D. y = 0.80x - 3.79
Mathematics