Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: A
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Sketch the given surface.x2 + y2 = z2
What will be an ideal response?
State whether you would expect the data set to be normally distributed.The number of siblings of the students at Bloomington High School
A. Not normal B. Normal
Decide whether or not the number is a zero of the polynomial.P(x) = -x4 - 4x2 - x + 7; 3
A. No B. Yes
Solve the problem.The area of a rectangular piece of cardboard shown is 612 square inches. The cardboard is used to make an open box by cutting a 2-inch square from each corner and turning up the sides. If the box is to have a volume of 832 cubic inches, find the dimensions of the cardboard that must be used.
A. 17 inches by 36 inches B. 19 inches by 38 inches C. 13 inches by 30 inches D. 15 inches by 34 inches