Factor completely. If the polynomial cannot be factored, say it is prime.x9 + 1
A. (x - 1)(x + 1)(x6 - x3 + 1)
B. (x - 1)(x2 + x + 1)(x6 + x3 + 1)
C. (x + 1)(x2 - x + 1)(x6 - x3 + 1)
D. (x3 + 1)(x6 - x3 + 1)
Answer: C
Mathematics
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Solve the problem.The area of a parallelogram is 12x3 + 41x2 + 39x + 7. Find a polynomial that expresses the height if the base is 4x + 7.
A. 3x2 + 5x + 7 B. 6x2 + 5x + 1 C. 3x2 + 5x + 1 D. 3x2 + 10x + 1
Mathematics
Fill in the blank with one of the words or phrases listed below. 
An angle whose measure is between 0° and 90° is called a(n) 
angle.
A. angle B. adjacent C. acute D. obtuse
Mathematics
Evaluate the expression.6255/4
A. 78,125 B. 3125 C. 1,953,125 D. 390,625
Mathematics
Write an algebraic expression for the quantity. Let x represent the unknown value.Six greater than a number.
A. x > 6 B. x - 6 C. 6 > x D. x + 6
Mathematics