Use the laws of exponents to simplify. Write the answer with positive exponents.61/3 ? 62/3
A. 62/9
B. 6
C. 
D. 61/3
Answer: B
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?Out of 2,300 people interviewed for the survey, 1400 approved of the major's job performance. If 
of those surveyed had no opinion on the major's performance, what fraction of those surveyed disapproved of the major's performance?
A.
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B.
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C.
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D.
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E.
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Write 2 9 = 512 in logarithmic form. For example, 2 3 = 8 becomes log 2 8 = 3 in logarithmic form.
A. log 2 9 = 512 B. log 512 2 = 9 C. log 512 9 = 2 D. log 2 512 = 9 E. log 9 512 = 2
The torsion of a curve defined by r(t) is given by  Figure 3.png)
. Find the torsion of the curve defined by r(t) = cos7ti+sin7tj+4tk.
What will be an ideal response?
Write the number in trigonometric form. Let 0° ? ? < 360°.2
+ 2i
A. 4(cos 60° + i sin 60°) B. 4(cos 330° + i sin 330°) C. 4(cos 150° + i sin 150°) D. 4(cos 30° + i sin 30°)