Find the indicated roots.Sixth roots of 1; standard form
A. 1, 
+ 
i, - 
+ 
i, -1, - 
- 
i, 
- 
i
B. i, 
+ 
i, - 
+ 
i, -i, - 
- 
i, 
- 
i
C. 1, 
+ 
i, - 
+ 
i, -1, - 
- 
i, 
- 
i
D. i, 
+ 
i, 
- 
i, -i, - 
- 
i, - 
+ 
i
Answer: A
Mathematics
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Determine whether the variation between the indicated quantities is direct or inverse.The radius of a circle and its area.
A. Direct B. Inverse
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Use logarithmic differentiation to find the derivative of y.y = 
A. 
B. ln x + 
ln(x5 + 9) - 
ln(x + 7)
C. 
+ 
- 
D. 
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Convert to a decimal. Round to the thousandths if necessary.
A. 9.87 B. 0.099 C. 0.987 D. 1.013
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Find the equation of the hyperbola satisfying the given conditions.Vertices at (±6, 0); foci at (±9, 0)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics