Find the sum of the sequence.

A. 12
B. 1296
C. 60
D. -60


Answer: A

Mathematics

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Estimate the answer by rounding as indicated.Estimate by rounding to the nearest ten.

A. 4880 B. 4876 C. 140 D. 4500

Mathematics

Solve the problem.The function defined by  gives the distance in feet that a car going approximately  will skid in t seconds. Find the time it would take for the car to skid . Round to the nearest tenth.

A. 8.9 sec B. 10.3 sec C. 10.1 sec D. 9.9 sec

Mathematics

Perform the indicated operation. Write the result in the form a + bi.(-3 + 8i) - 2

A. -1 + 8i B. -5 + 8i C. 5 - 8i D. -1 - 8i

Mathematics

Factor completely relative to the integers.

36x² + 6xy + 42xy + 7y²

Mathematics