Factor the sum or difference of cubes.x5 - 64x2
A. (x - 4)(x2 + 4x + 16)
B. x2(x - 4)(x2 + 4x + 16)
C. x2(x + 4)(x2 - 4x - 16)
D. x3(x + 4)(x2 - 4x + 16)
Answer: B
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Graph the equation. Include the coordinates of any local extreme points and inflection points.y = 
A. local minimum: (0, 0)
no inflection points
B. local minimum: 
no inflection points
C. local minimum: 
no inflection points
D. local minimum: (0, 0)
inflection points: 
, 
A child has an enormous jar in which she has been saving all of her spare change. In order to determine exactly how much money she has in the jar, she dumps all of the coins on the floor and counts them. Under the watchful eye of her mother, she counts 180 pennies, 120 nickels, 100 dimes, and 80 quarters.The "80 quarters in the jar" describes
A. a strata. B. a sample. C. a parameter. D. a statistic. E. none of these
The associative and commutative properties for addition allow for three or more integers to be added in any order. Find the given sum.5 + (-6) + (-4) + 8
A. 23 B. -5 C. 3 D. -13
Factor by grouping.3y3 - 9y2 - 2y + 6
A. (3y2 + 2)(y - 3) B. (3y2 - 2)(y + 3) C. (3y2 - 2)(y - 3) D. (3y2 + 2)(y + 3)