Use integration by parts to find the integral.

A. 5xex - 5ex + C
B. xex - 5ex + C
C. 5ex - 5xex + C
D. 5ex - ex + C


Answer: A

Mathematics

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If n is a natural number, then 10-n = . Negative powers of 10 can be used to write the decimal part of Hindu-Arabic numerals in expanded form. Express the expanded form as a Hindu-Arabic numeral.(8 × 103) + (7 × 102) + (3 × 101) + (8 × 1) + (3 × 10-1) + (6 × 10-2) + (8 × 10-3)

A. 8,738,368 B. 873.8368 C. 87383.68 D. 8738.368

Mathematics

Solve the system of equations by graphing.

A. (-4, 1) B. (-2, -2) C. no solution D. (-2, -1)

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The table shown was generated by a graphics calculator. The expression y1 represents f(x).All the points lie on a straight line. Find the y-intercept of the line.

A.
B. 0
C. 3
D. Is not shown

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Evaluate.a8, for x = 3 and x = -3.

A. 6,561, 6,561 B. 0, 0 C. 6,561, -6,561 D. -6,561, -6,561

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