Find all the roots of the complex number. Put answers in standard form.Cube roots of 8
A. 2, -1 + 
j, -1 - 
j
B. 2, -1 - 
j, 1 - 
j
C. 2, 1 + 
j, -1 - 
j
D. 2, 1 + 
j, 1 - 
j
Answer: A
Mathematics
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Solve the problem.Suppose that 
= 2. Find 
and 
.
A. 4; 2 B. 0; 2 C. 0; -2 D. 2; -2
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Use factoring techniques to solve the polynomial equation.2z3 = 3z2 + 5z
A. 
B. 
C. 
D. 
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Determine if the function is concave up or concave down in the first quadrant.y = x4/9
A. Concave up B. Concave down
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Mathematics