Factor the polynomial as the sum or difference of two cubes.64 - x3
A. (4 - x)(16 + x2)
B. (4 - x)(16 + 4x + x2)
C. (4 + x)(16 - x2)
D. (4 + x)(16 - 4x + x2)
Answer: B
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Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. closed infinite interval; {x|x ? 2}; [2, ?) B. open infinite interval; {x|x > 2}; (2, ?) C. open infinite interval; {x|x < 2}; (-?, 2) D. closed infinite interval; {x|x ? 2}; (-?, 2]
Answer the question.Explain why, when one number is a factor of another, the least common denominator of the numbers is the larger number.
What will be an ideal response?
Identify the operation to perform to the equation to isolate the variable.
= 8.2
A. Divide by 7 B. Divide by 8.2 C. Multiply by 8.2 D. Multiply by 7
Solve.x4 - 12x2 + 27 = 0
A. ±3, ±
B. ±3, ±2
C. 3, 
D. ±3, ±3