Divide and write the answer in the form a + bi. Let z = 2 + 2i and w = 3 - 3i. Find .

A.  + 1i
B. 1 + 1i
C.  - i
D.  + i


Answer: C

Mathematics

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Subtract. - 

A.
B.
C.
D.

Mathematics

Solve the problem.Find the value of a retirement savings account paying an APR of 6.6% (compounded monthly) after 40 years of monthly contributions (contributions made at the end of each month, including the last month) when the monthly contribution is $100. Round your answer to the nearest cent.

A. $251,976.40 B. $234,767.36 C. $218,654.54 D. $216,200.85 E. $241,375.18

Mathematics

Solve the problem. Use 3.14 for ?.A circular fountain has a statue in its center, 4 m from the edge. What is the distance around the fountain?

A. 16 m B. 12.56 m C. 23.12 m D. 25.12 m

Mathematics

Perform the indicated operation.u = 6i + j, v = -8i - 7j, w = i - 4j; Find w + (u - v).

A. -13i - 4j B. 4i + 15j C. 14i - 2j D. 15i + 4j

Mathematics