Factor by factoring out the GCF.-18x3 - 36x2 + 27x
A. -9x(2x2 - 4x + 3)
B. -18x(x2 + 2x - 3)
C. -9x(2x2 + 4x - 3)
D. -9(2x3 + 4x2 - 3x)
Answer: C
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Write the sum without sigma notation and evaluate it.
A. -(1 - 3)2 -2(2 - 3)2 -3(3 - 3)2 = -6 B. (1 - 3)2 - (3 - 3)2 = -4 C. -(1 - 3)2 + (2 - 3)2 - (3 - 3)2 = 3 D. -(1 - 3)2 + (2 - 3)2 - (3 - 3)2 = -3
Find the midpoint of the line segment formed by joining the points P1 and P2.P1 = (5.3, -3.3); P2 = (8.4, -8.6)
A. (6.85, 5.95) B. (-1.55, 2.65) C. (6.85, -5.95) D. (-6.85, -5.95)
A trough is in the shape of a trapezoidal prism with the ends in the shape of isosceles trapezoids.The width across the top is 8', the width across the bottom is 5' and the length is 20'. What is the outside surface area of the trough if one of the base angles of the trapezoid is 107°?
Solve the problem.Find the area of the rectangle below. 
ft
A. 4
square feet
B. 14 square feet
C. 2
square feet
D. 
square feet