Identify the domain and range of the relation.

A. domain: {3, 8, 13, 18}
range: {15, 40, 65, 90}
B. domain:{15, 40, 65, 90}
range: {3, 8, 13, 18}


Answer: A

Mathematics

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Write the number in scientific notation. One milligram is about 0.015430 grain.

A. 0.1543 × 10-1 B. 15.43 × 10-3 C. 1.543 × 10-2 D. 1.543 × 10-3 E. 0.015430 × 10-2

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Find the apportionment asked for.A small country consists of seven states; there are 160 seats in the legislature that need to be apportioned among the seven states; and the population of each state is shown in the table. Find the apportionment for state D using Webster's method.

A. 26 B. 25 C. 24 D. 23

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Solve. = 3

A. 3
B. 9
C.
D.

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Find the nth term an of the geometric sequence.7, -14, 28, -56, 112, . . .

A. an = (7)(-2)n-1 B. an = a1 - 2n C. an = (7)(-2n) D. an = (7)(-2)n

Mathematics