Determine whether the given quadratic function has a maximum or minimum value. Then find that maximum or minimum value.f(x) = 3x2 - 18x + 22
A. Minimum, 3
B. Maximum, 3
C. Maximum, -5
D. Minimum, -5
Answer: D
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Solve the problem.Estimate the answer by rounding each number to the nearest ten.54 - 35
A. 20 B. 19 C. 90 D. 10
Find the greatest common factor, GCF, of the expressions.14, 16, 20
A. 2 B. 14 C. 4 D. 1
Write the following proportions.28 children is to 30 bicycles as 14 children is to 15 bicycles
A. =
B. =
C. =
D. =
Solve the problem.An uncovered box is to be made from a rectangular piece of tin by cutting 2-in. squares out of the corners and folding up the sides. The volume of the box will be 100 in.3. Find the dimensions of the rectangular piece of tin. Round to the nearest tenth, if necessary.
A. 5 in. by 9 in. B. 5 in. by 10 in. C. Cannot be determined without additional information D. 4 in. by 9 in.