Find the area. Use 3.14 for ? as necessary.

A. 1144 m2
B. 572 m2
C. 96 m2
D. 48 m2


Answer: B

Mathematics

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Solve the problem.When a number is subtracted from -7, the absolute value of the difference is more than 3. Use interval notation to express the set of all numbers that satisfy this condition.

A. (-?, -10] ? [-4, ?) B. (-10, -4) C. (-?, -10) ? (-4, ?) D. (-?, -4) ? (10, ?)

Mathematics

Solve the problem.Determine whether the ordered triple (2, 9, -4) is a solution of the system of equations.2x - 5y - 9z = -5 x + y + z = 73x - y + 5z = 35

A. No B. Yes

Mathematics

Sketch the graph of the function f(x) = 2+

What will be an ideal response?

Mathematics

Solve.When a physics department had only a few faculty and staff members, each had an office with dimensions x ft by x ft. Now that the department has grown, its offices are being enlarged. Each faculty and each staff office will be made 3 ft wider, whereas each faculty office will also be made  longer. Write an expression for the ratio of the area of an enlarged faculty office to the area of an enlarged staff office. Simplify.

A.
B.
C.
D.

Mathematics