Factor out the greatest common factor.20y4 + 14y3 - 20y2 - 2y
A. 2y2(10y2 + 7y - 10)
B. 2y(10y3 + 7y2 + 10y - 1)
C. 2(10y4 + 7y3 - 10y2 - y)
D. 2y(10y3 + 7y2 - 10y - 1)
Answer: D
Mathematics
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Indicate whether the statement is true or false.
is an irrational number
A. True B. False
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Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.
-2
A. - 
B. - 
C. 
D. 
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Find the mode or modes for the list of numbers.Ages of parents (in years) at the school: 20, 24, 46, 24, 49, 24, 49
A. 33.7 years B. 49 years C. 46 years D. 24 years
Mathematics
Divide.
A. r2 - 4 B. r2 + 4 C. r + 4 D. r - 4
Mathematics