List the like terms of the expression.-7xy + 5xy2 - 2x2y - 5xy2 + xy
A. -7xy and xy are like terms
5xy2 and - 5xy2 are like terms
B. -7xy and xy are like terms
5xy2, - 2x2y, and - 5xy2 are like terms
C. 5xy2 and - 5xy2 are like terms
D. -7xy and xy are like terms
Answer: A
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A. (4x + 3)2 B. (4x - 3)2 C. (4x + 3)(4x - 3) D. Cannot be factored
Find the indefinite integral.
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What will be an ideal response?
Find the midpoint of the line segment joining the two points.(13
, - 
) and (-
, 0)
A. ( -3, 13)
B. 
C. 
D. 
An oceanographer took readings of the water temperatures C (in degrees Celsius) at several depths d (in meters). The data collected are shown in the table. Depth, d Temperature, C 1000 3.8° 2000 2.1° 3000 1.8° 4000 1.5° 5000 0.5° Sketch a scatter plot of the data.
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B.
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