Factor the sum or difference of cubes.z3 - 1
A. (z - 1)(z2 - 2z + 1)
B. (z - 1)(z2 - 1)
C. (z + 1)(z2 - z + 1)
D. (z - 1)(z2 + z + 1)
Answer: D
Mathematics
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Find the rectangular coordinates for the point for which the polar coordinates are given.
A. (9, -9
)
B. (9
, -9)
C. (-9, -9
)
D. (-9
, -9)
Mathematics
Divide.
÷ 
A. - 
B. - 
C. - 
D. - 
Mathematics
Write an equation of the line with the given slope, m, and y-intercept (0, b).m = 0, b = 1
A. x = 0 B. x = 1 C. y = 0 D. y = 1
Mathematics
Use the choices below to fill in the blank. Choices may be used more than once or not at all.
The 
of a set of numbers is the middle number. If the number of numbers is even, it is the
of the two middle numbers.
A. median, mode B. mode, mean C. mean, median D. median, mean
Mathematics