Write the complex number in rectangular form using exact values if possible. Otherwise, round to one decimal place.7
A. - 
+ 
i
B. 
+ 
i
C. - 
+ 
i
D. 
+ 
i
Answer: A
Mathematics
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Refer to this figure to decide whether the statement is true or false. 
Lines JE and GL are parallel.
A. True B. False
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Solve the problem.A chemical solution contains 7% salt. How much salt is in 4 ml of solution?
A. 5.714 ml B. 2.8 ml C. 57.143 ml D. 0.28 ml
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Factor.x2 - x - 48
A. (x + 6)(x - 8) B. (x - 6)(x + 8) C. (x - 48)(x + 1) D. Not factorable
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Solve.The perimeter of an equilateral triangle (all sides equal) is 
of a foot. How long is each side?
A. 
ft
B. 
ft
C. 
ft
D. 
ft
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