Factor completely. If the polynomial is prime, then state this as your answer.-4r4 + 256r
A. -4r(r - 4)(r2 + 4r + 16)
B. prime
C. -4r(r + 4)(r2 - 4r + 16)
D. -4r(r - 4)(r2 - 4r + 16)
Answer: A
Mathematics
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Construct a truth table for the statement.(q ? p) ? ~ q
A. 
B. 
C. 
D. 
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Use an Euler diagram to determine whether the argument is valid or invalid.Rational numbers are real numbers.Integers are rational numbers. Therefore, integers are real numbers.
A. valid B. invalid
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Simplify the rational expressions.
A. 
B. 
C. 
D. 
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Find 
. Express the answer in standard form.z1 = 12(cos 155° + i sin 155°)z2 = 4(cos 35° + i sin 35°)
A. - 
+ 
i
B. - 
+ 
i
C. - 
- 
i
D. 
+ 
i
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