Use the distributive property to multiply. Then, if possible, simplify the resulting expression.3(7 + m)

A. 21m
B. 21 + m
C. 21 + 7m
D. 21 + 3m


Answer: D

Mathematics

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Convert the following.0.081 m2 to square centimeters

A. 8100 cm2 B. 8.1 cm2 C. 810 cm2 D. 81 cm2

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Decide whether the statement is true or false. If it is false, tell why.If k is a positive integer, then x2 = k will have one rational and one irrational solution.

A. True B. False; there will be either two rational solutions or two irrational solutions. C. False; there will always be two rational solutions.

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Determine whether the given function is even, odd, or neither even nor odd.

A. Even B. Neither C. Odd

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Evaluate the given function.f(x) = 2x, f(4)

A.
B.
C. 8
D. 16

Mathematics