Which polynomial identity will prove that (3 + 6)^2 = 81?
a. difference of squares
b. difference of cubes
c. sum of cubes
d. square of a binomial

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =

Determine if the sequence is arithmetic or geometric.  then identify the next term in the sequence.    0.2, 1, 5, 25, . . group of answer choices arithmetic; 75 geometric; 75 arithmetic; 125 geometric; 125