Multiply and simplify. ? 3b

A. b
B.
C.
D. 11b


Answer: D

Mathematics

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?Which of the following situations does not indicate a positive relationship (correlation)?

A. ?The more calories you consume, the more weight you gain. B. ?The less you exercise, the fewer calories you burn. C. ?The faster you drive, the less time it takes to get there. D. ?The slower you drive, the less gasoline you use. E. ?b and c only.

Mathematics

Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.a = 3, c = 4; find cot A.

A.
B.
C.
D.

Mathematics

Find the indicated term for the sequence.an = n2 - n; a10

A. -90 B. 90 C. 110 D. 10

Mathematics

Multiply and simplify. ? 

A. - 
B.
C.
D. -12

Mathematics