Write the complex number in rectangular form.9(cos 180° + i sin 180°)
A. -9
B. 9
C. 9i
D. -9i
Answer: A
Mathematics
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Use the fact that a solid with a volume of 1000 cubic centimeters has a capacity of 1 liter, along with dimensional analysis, to convert the given unit to the unit indicated.51 L to cm3
A. 51,000 cm3 B. 5.1 cm3 C. 5100 cm3 D. 51 cm3
Mathematics
Answer the following statement(s) true (T) or false (F)
The parabola y = x^2 has vertical asymptotes.
Mathematics
Simplify.62
A. 12 B. 37 C. 36 D. 13
Mathematics
Solve the problem.Compute the instantaneous rate of change of the function at at x = a. 
A. 20 B. 35 C. 4 D. -20
Mathematics