Estimate by rounding as directed.532.432 - 168.22; nearest ten

A. 360
B. 350
C. 370
D. 340


Answer: A

Mathematics

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Find the first four nonzero terms in the Maclaurin series for the function.e6x 

A. 1 - x + x2 - x3 + . . .
B. 1 + x + x2 + x3 + . . .
C. 2 + x + x2 + x3 + . . .
D. 1 + x + x2 + x3 + . . .

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Solve the equation.3x = 27

A. 81 B. 8 C. 27 D. 9

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Multiply. Leave your answer in scientific notation.(4.0 × 10-5)(9.0 × 10-8)(2.0 × 103)

A. 7.2 × 10-9 B. 72 × 10-10 C. 7.2 × 10-10 D. 72 × 10-9

Mathematics

Solve the problem.The stock market gained 19 points on Tuesday and lost 44 points on Wednesday. Find the difference between these changes.

A. 25 points B. 63 points C. -25 points D. -63 points

Mathematics