Factor.21x2 + 91x - 70
A. 7(3x - 2)(x + 5)
B. (21x - 14)(x + 5)
C. (3x - 2)(7x + 35)
D. 7(3x + 2)(x - 5)
Answer: A
Mathematics
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A. 906,192 B. 863,040 C. 992 D. 29,760
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Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).300.61°
A. 300°36'61'' B. 300°35'61'' C. 300°36'36'' D. 300°37'35''
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Find the given power. Write answer in rectangular form.(1 + i)20
A. -1024 B. 1024 C. 1024i D. -1024i
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Multiply. Assume all variables represent nonnegative real numbers.
(
- 
)
A. x - 2x3 
B. x - 2x 
C. x - 6x
D. x - 8x 
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