Solve the problem.Find the arithmetic mean for the collection of numbers.11, 7, 5, 14, 9, 5, 17

A. 10
B.
C.
D.


Answer: D

Mathematics

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Find the order of the matrix product AB and the product BA, whenever the products exist.A is 1 x 2, B is 1 x 2.

A. AB is 1 x 2, BA is 2 x 1. B. AB is 1 x 1, BA is 2 x 2. C. AB is nonexistent, BA is nonexistent. D. AB is 2 x 1, BA is 1 x 2.

Mathematics

Find the matrix product, if possible.

A.

B.

C.

D.

Mathematics

Factor out the greatest common factor.2x4 + 12x3

A. 2x3(x + 6) B. 2x3(2x + 6) C. x3(2x + 12) D. 2x4(x + 6)

Mathematics

Find the formula for the function.Express the area of a square as a function of its side length x.

A. A = x2 B. A = 4x C. A = 2x D. A = x4

Mathematics