Perform the indicated operation. Write the result in the form a + bi.(9 + 5i)2

A. 56 + 90i
B. 81 + 90i + 25i2
C. 106 + 90i
D. 56 + 0i


Answer: A

Mathematics

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Solve the equation.4x2 = (5x - 2)2

A.
B. , - 
C.
D. , - 

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Solve by using the percent proportion  = .Find 0.8% of 2000.

A.  = ; p = 1600
B.  = ; b = 2
C.  = ; a = 16
D.  = ; a = 160

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Solve the inequality, then graph the solution.-0.2z > - 0.48

A. (-?2.4)

B. (-2.4?)

C. (-?-2.4)

D. (2.4?)

Mathematics

Add and simplify. Write the answer as a mixed number as needed.1 + 6

A. 7
B. 8
C. 7
D. 7

Mathematics