Use the order of operations agreement to simplify the given expression. 

A.
B.
C. 0
D.


Answer: A

Mathematics

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Measurements are made at two different times. Find the absolute change and then find the percentage change. Round answers to the nearest tenth if necessary.Two years ago I earned $87,000. Last year I earned $60,000.

A. Absolute change: $-27,000  Percentage change: -45% B. Absolute change: $27,000 Percentage change: 45% C. Absolute change: $27,000 Percentage change: 31% D. Absolute change: $-27,000  Percentage change: -31%

Mathematics

For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 23.3 m2, r = 8.03 m, find ? in radian measure

A. 5.80 B. 0.361 C. 0.723 D. 1.45

Mathematics

Evaluate the function.Find f(k) when f(x) = 3x2 + 4x + 5

A. 3k2 + 16k + 5 B. 3k2 + 4k + 25 C. 3k2 + 4k + 5 D. 9k2 + 16k + 25

Mathematics

Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree 3: zeros: 1 + i and -5

A. f(x) = x3 + x2 - 8x + 10 B. f(x) = x3 + 3x2 - 8x + 10 C. f(x) = x3 -5x2 - 8x - 12 D. f(x) = x3 + 3x2 + 10x - 8

Mathematics