Simplify the expression. Assume that all variables are positive when they appear.-4 - 4

A. 52 
B. -20
C. 20
D. -52 


Answer: D

Mathematics

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A. No B. Yes

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Use the product rule to simplify the expression. Assume that the variables can be any real number.

A. 4
B. 4
C. 20
D. 4

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Perform the indicated conversion within American units of length.35 ft  =  yd  ft

A. 10 yd 2 ft B. 11 yd 1 ft C. 11 yd 2 ft D. 12 yd 1 ft

Mathematics

Find an equation of the line containing the given pair of points(-4, 10) and (-4, 2)

A. y = 10 B. x = -4 C. 10x + 2y = 0 D. 2x + 10y = 0

Mathematics