Solve the equation in the complex number system.x3 - 1 = 0
A. 1, - 
+ 
i, - 
- 
i
B. -1, 1
C. 1, 
- 
i, - 
- 
i
D. 1, 
+ 
i, - 
+ 
i
Answer: A
Mathematics
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Evaluate the integral.
dx
A. 196,596
B. 
C. 
+ C
D. 
Mathematics
Solve the equation by using the quadratic formula. Give only real number solutions.3x(x - 3) = 4
A. 
B. 
C. {
}
D. {
}
Mathematics
Graph the function.f(x) = 2x + 2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The face-off areas in ice hockey have a diameter of 31.1 ft. Find the area of a face-off circle. Use 
and round to the nearest tenth.
A. The area of a face-off circle is 3037.0 square feet. B. The area of a face-off circle is 97.7 square feet. C. The area of a face-off circle is 379.6 square feet. D. The area of a face-off circle is 759.3 square feet.
Mathematics