Solve. Express your answer as a signed number.In a statistics course, you need to carry out the following computation: . Find this number, rounded to the nearest hundredth.

A. 0.35
B. 0.92
C. 0.18
D. 0.58


Answer: A

Mathematics

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Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.8x + 1.3y - 4.1z = 2.54.1x - 6.7y + 1.9z = -4.74.6x + 4.8y + 5.6z = 8.1

A. (0.3, 0.5, 0.0) B. (2.2, 4.2, 0.4) C. (1.1, 2.1, 0.2) D. (0.5, 1.1, 0.1)

Mathematics

Find the exact or approximate circumference of the circle, as indicated.Find the approximate circumference. Use ? ? 3.14.

A. 16,733.06 mi B. 458.44 mi C. 114.61 mi D. 229.22 mi

Mathematics

Find the indicated matrix.Let A = , B = , and C = . Find AB + BC.

A.
B.
C.
D.

Mathematics

Use the shape of the graph to name the function.

A. Constant function B. Absolute value function C. Square root function D. Identity function

Mathematics