Factor by grouping.20x2 + 15xy - 12xy - 9y2
A. (5x - 3)(4x + 3)
B. (5x - 3y)(4x + 3y)
C. (5x + 3y)(4x + 3y)
D. (20x - 3y)(x + 3y)
Answer: B
Mathematics
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A. {3} B. {-3} C. {1} D. {-1}
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What will be an ideal response?
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Fill in the blank with one of the words or phrases listed below.
The symbols ?, <, and > are called 
.
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Mathematics
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A. 9.5y4 + 1.9y3 + 11.4y2 B. 6.9y4 - 1.9y3 - 7.9y2 C. 9.5y4 - 1.9y3 - 11.4y2 D. 9.5y4 - 1.9y2 - 11.4y
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