Factor completely. If the polynomial cannot be factored, say it is prime.(7 - x)3 - x3
A. (7 - x)(x2 - 7x + 49)
B. (7 - 2x)(3x2 - 7x + 49)
C. (7 + 2x)(x2 - 7x + 49)
D. (7 - 2x)(x2 - 7x + 49)
Answer: D
You might also like to view...
Write the phrase as a mathematical expression. Use x as the variable.A number added to six times the number
A. 6(x + x) B. x(x + 6) or x(6 + x) C. 6x + 6x + 6x D. x + 6x or 6x + x
Plot the point on the rectangular coordinate system provided. Write the corresponding letter as your answer.
(2, 0)
A. C B. K C. B D. F
Use a formula from the list provided and the given area to find the unknown measure. 
A = 27.5 square inches
A. 6.5 inches B. 8.0 inches C. 8.8 inches D. 7.2 inches
The general term of a sequence is given. Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.an = 2n - 4
A. arithmetic, d = 2 B. arithmetic, d = -4 C. geometric, r = 2 D. neither