Factor the polynomial completely. If the polynomial cannot be factored, write "prime."x2 + 3xy - 28y2
A. (x - 7y)(x + y)
B. (x + 7y)(x - 4y)
C. (x - 7y)(x + 4y)
D. Prime
Answer: B
You might also like to view...
Is the function graphed one-to-one?
A. No B. Yes
Provide an appropriate response.Use the definitions of the sine, cosine, and tangent functions to verify the property: 
= tan ?
What will be an ideal response?
Solve.The volume of wood in a tree varies jointly as the height of the tree and the square of the distance around the tree trunk. If the volume of wood is src="https://sciemce.com/media/4/ppg__2720702191531__f1q57g5.jpg" alt="" style="vertical-align: -4.0px;" /> around the trunk?
A. 78 ft3
B. 87 ft3
C. 82 ft3
D. 70 ft3
when the height is 
and the distance around the trunk is 
what is the volume of wood obtained from a tree that is 
tall having a measurement of
Solve the problem. Give an exact answer and an approximation to the nearest tenth.The diagram below shows the side view of a plan for a slanted roof. Find the unknown length in this roof plan.
A. 
ft ? 18.0 ft
B. 
ft ? 5.0 ft
C. 
ft ? 10.7 ft
D. 
ft = 162.5 ft