Factor the expression completely.8x2 + 31x + 21
A. (x + 7)(x + 3)
B. (x - 18)(x + 3)
C. (8x - 18)(x + 3)
D. (8x + 7)(x + 3)
Answer: D
Mathematics
You might also like to view...
Find the midpoint of the line segment joining the two points.(3, 5) and (5, 6)
A.
B. (8, 11)
C. (-2, -1)
D.
Mathematics
Solve.A paperweight is in the shape of a square-based pyramid 9 centimeters tall. If an edge of the base is find the volume of the pyramid.
A. 6084 cu cm B. 507 cu cm C. 1521 cu cm D. 507 ? cu cm
Mathematics
Solve the problem.A nail 2 inches long is driven into a board
thick. How much of the nail protrudes from the other side of the board?
A. 2 in.
B. in.
C. 1 in.
D. in.
Mathematics
Find the vertices of the ellipse. +
= 1
A. (-5, -13), (-5, 3) B. (-5, -11), (-5, 1) C. (-5, -15), (-5, 5) D. (-15, -5), (5, -5)
Mathematics