Use a commutative property to complete the statement.cd = 

A. -cd
B.
C. c + d
D. dc


Answer: D

Mathematics

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Use an Euler diagram to determine whether the argument is valid or invalid.No even number is divisible by 7.42 is an even number.  42 is not divisible by 7.

A. Valid B. Invalid

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Write a slope-intercept equation for a line with the given characteristics.Passes through (6, 2) and (-3, 7)

A. y = x + 
B. y = - x + 
C. y = x + 
D. y = - x +  

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Find the requested measurement.The point (-2, -3) is on a circle that has center (8, -3). Find the length of the diameter of the circle.

A. 10 B. 20 C. 20.5 D. 19

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Divide. Write the result in standard form.

A.  - i
B.  + i
C.  - i
D.  + i

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