Perform the indicated operation. Write the result in the form a + bi.(-1.8 + 5.4i) - (-5.9 - 3.6i)
A. -7.7 + 1.8i
B. 4.1 + 9i
C. 3.6 - 9.5i
D. 3.6 + 9.5i
Answer: B
Mathematics
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÷ 
A. x + 3y
B. (x + 3y)(x - 4y)
C. 1
D. 
Mathematics
Solve the problem.Midtown Antiques has found that sales have decreased 2% from last year. Sales this year are $142,929. Find the amount of last year's sales. Round to the nearest dollar.
A. $145,836 B. $145,746 C. $146,846 D. $145,846
Mathematics
Evaluate the expression.81 - 8 ? 3 + 4
A. 61 B. 511 C. 223 D. 80
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An ordinary die is rolled. Find the probability of rolling a 4. ? Please enter your answer as a fraction.
What will be an ideal response?
Mathematics