Factor the sum or difference of two cubes.343x3 + 729
A. (7x + 9)(49x2 - 63x + 81)
B. (343x - 9)(x2 + 63x + 81)
C. (7x - 9)(49x2 + 63x + 81)
D. (7x + 9)(49x2 + 63x + 81)
Answer: A
You might also like to view...
Solve the rational equation.
= 
+ 
A. 
B. {-3}
C. {3}
D. 
Solve the problem.A certain area of forest is populated by two species of animals, which scientists refer to as A and B for simplicity. The forest supplies two kinds of food, referred to as F1 and F2. For one year, species A requires 1.3 units of F1 and 1.25 units of F2. Species B requires 2.0 units of F1 and 1.7 units of F2. The forest can normally supply at most 888 units of F1 and 497 units of F2 per year. What is the maximum total number of these animals that the forest can support?
A. 382 animals B. 1065 animals C. 397 animals D. 194 animals
Subtract. 2/w – 7/w
A) - 5/w B) 5/w C) - 9/w D) - 2/7 E) 9/w
The volume of a cube is 8 
. Find the volume of a cube whose edges are twice those of the first cube.
A. 16
B. 32
C. 48
D. 64