For the given arithmetic series, what is Sn?a1 = 3, d = -4, and n = 11

A. -374
B. -187
C. -748
D. -184


Answer: B

Mathematics

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Add.19,4545,931

A. 102,692 B. 100,592 C. 101,692 D. 101,592

Mathematics

Solve the problem.The graph depicts a relationship between scores achieved on an unspecified standardized test and family income. Suppose the score for a test is 485 when the family income is $25,000 and is 535 when the family income is $55,000. Let x be the income, in thousands, and y be the score of the test. Graph the two given pairs of incomes and scores. Assume that the relationship is linear. Draw a line though the two previous points. From your graph, estimates the score if the family income is $40,000. Label the axes, and show where the solution is located on the graph.

A.

Standardized test score: 585
B.  

Standardized test score: 560
C.

Standardized test score: 510
D.

Standardized test score: 535

Mathematics

If the number in the statement is written in scientific notation, write it without exponents. If it is written without exponents, write it in scientific notation.It has been estimated that the average American watches 58,240 hours of television in a lifetime.

A. 5.824 × 104 hours B. 5.824 × 103 hours C. 5.824 × 105 hours D. 58.24 × 103 hours

Mathematics

Graph the function.g(x) = -x(x + 2)2(x - 3)2

A.

B.

C.

D.

Mathematics