Multiply. Assume that all variables represent non-negative real numbers.( + )

A.
B. 5 + 5
C. 10
D.  + 


Answer: D

Mathematics

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Solve the system of equations graphically using a graphing calculator. Find all values to the nearest tenth.x = -3yx2 + y2 = 9

A. x = -2.8, y = 0.9; x = 2.8, y = -0.9 B. x = -3.2, y = 1.1; x = 3.2, y = -1.1 C. x = -2.8, y = 0.9 D. No solution

Mathematics

Find the perimeter of the figure.

A. 40 m B. 39 m C. 36 m D. 38 m

Mathematics

Find the missing length to the nearest tenth.

A. c = 328.0 cm B. c = 16.6 cm C. c = 656 cm D. c = 25.6 cm

Mathematics

Use a table to find the indicated limit.

A. 1
B.
C. does not exist
D. 0

Mathematics