Solve.A box is constructed by cutting out square corners of a rectangular piece of cardboard and folding up the sides. If the cutout corners have sides with length x, then the volume of the box is given by the polynomial 
Factor out the greatest common factor for this expression.
A. 4x(x2 - 18x + 45)
B. 4(x3 - 18x2 + 45x)
C. 4x(x2 + 18x + 45)
D. 2x(2x2 - 36x + 90)
Answer: A
Mathematics
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Find the vertex of the parabola, and determine whether the parabola opens upward, downward, to the left, or to the right.x = -(y + 4)2 + 8
A. (16, -8), right B. (-4, 8), left C. (8, -4), left D. (8, -4), right
Mathematics
Multiply and check the product.
A. 391 B. 271 C. 280 D. 291
Mathematics
Perform the indicated operations. Write the answer in lowest terms.
? 
÷ 
A. 
B. 
C. 
D. 
Mathematics
Divide, and round the quotient as indicated.Divide 3.47 by 0.033 and round the quotient to the nearest hundredth.
A. 10.52 B. 105.15 C. 10.57 D. 105.65
Mathematics