Classify the quantity as a constant or a variable.The price per gallon of gasoline
A.
| Variable |
B. Constant
Answer: A
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Identify the digit with the given place value.0.161765tenths
A. 5 B. 0 C. 1 D. 0.1
An open rectangular box having a volume of 62.5in3 is to be constructed from a tin sheet. Find the dimensions of such a box if the amount of material used in its construction is to be minimal.
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Hint: Let the dimensions of the box be x by y by z. Then, xyz = 108 and the amount of material used is given by S = xy + 2yz + 2xz. Show that
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Minimize f(x, y)
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x = __________
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y = __________
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z = __________
What will be an ideal response?
Identify the axis of symmetry of the parabola.y = -2x2 - 12x - 16
A. x = 2 B. x = -3 C. x = -2 D. x = 3
Approximate the square root. Round to the nearest tenth, if needed.
A. 2664.5 B. 73 C. 78 D. 730