Factor using the formula for the sum or difference of two cubes.x3 - 8
A. (x + 8)(x2 - 1)
B. (x - 2)(x2 + 2x + 4)
C. (x + 2)(x2 - 2x + 4)
D. prime
Answer: B
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Solve the problem.Find the foci and asymptotes of the following hyperbola:4y2 - 25x2 = 100
A. Foci: (
, 0), (-
, 0); Asymptotes: y = 
x, y = - 
x
B. Foci: (0, 
), (0, -
); Asymptotes: y = 
x, y = - 
x
C. Foci: (0, 
), (0, -
); Asymptotes: y = 
x, y = - 
x
D. Foci: (
, 0), (-
, 0); Asymptotes: y = 
x, y = - 
x
Name the property used to go from step to step indicated by an a), b), c), or d).
What will be an ideal response?
Write the word statement as an equation. Use x to represent the unknown number. Do not solve.The product of 3 and the difference of a number and 7 is the same as the sum of the number and 40.
A. 3x - 7 = x + 40 B. 3(7 - x) = x + 40 C. 7 - 3x = x + 40 D. 3(x - 7) = x + 40
Solve the equation.-10.1q = -71.2 - 1.2q
A. 8 B. 7 C. 7.2 D. -80