Solve the problem.A charged particle of mass m and charge q moving in an electric field E has an acceleration a given by 
where q and E are constants. Find 
.
A. 
= - 
B. 
= qEm
C. 
= 
D. 
= - 
Answer: A
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Solve the right triangle.B = 22.1°, c = 4.0 mm, C = 90°Round values to one decimal place.
A. a = 3.7 mm, A = 67.9°, b = 2.9 mm B. a = 2.9 mm, A = 67.9°, b = 2.8 mm C. a = 1.5 mm, A = 67.9°, b = 3.7 mm D. a = 3.7 mm, A = 67.9°, b = 1.5 mm
Add like terms, if possible, and write the result in descending powers of the variable.-3m8 + 12m7 - 14m2 + 5m8 - 14m7
A. 306m B. 2m8 - 2m7 - 14m2 C. 18m17 D. Cannot be simplified
Provide the proper response.For the graph of y = 
x2, in what direction does the parabola open if c > 0?
A. downward B. to the right C. to the left D. upward
Use the binomial formula to expand the binomial.(3x2 - 1)3
A. 81x8 + 27x6 - 27x4 + 9x2 - 1 B. 27x6 - 27x4 + 9x2 - 1 C. (9x4 - 6x2 + 1)3 D. 27x3 - 27x2 + 9x - 1