Write out the sum.
A. 5 + 8 + 11 + ... + (3n - 1)
B. 2 + 5 + 8 + ... + (3n - 1)
C. 2 + 5 + 8 + ... + (3n + 2)
D. 5 + 8 +11+ ... + (3n + 2)
Answer: B
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Find the center and the radius of the circle.x2 + y2 - 6x + 6y = -2
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Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero real numbers.
A. - 
B. 
C. -3ab2
D. 