Find the sum of the series.

A.
B.
C.
D.


Answer: B

Mathematics

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Find an equation of the line tangent to the given curve at the point (a, f(a)).  f(x) =  8e-4x , a = 0

A. y = 8x + 8 B. y = 4x - 8 C. y = -32x + 8 D. y = 32x - 8

Mathematics

Solve the problem.The mean air temperature T, in F°, at Fairbanks, Alaska, on the nth day of the year,  is approximated by:  Find the temperature at Fairbanks on day 336, to the nearest tenth.

A. -7.1° F B. -6.1° F C. -8.6° F D. -4.1° F

Mathematics

An arithmetic sequence is given. Find the common difference and write out the first four terms.{sn} = {n - 17}

A. d = 1; s1 = -16, s2 = -15, s3 = -14, s4 = -13 B. d = -1; s1 = 16, s2 = 15, s3 = 14, s4 = 13 C. d = 1; s1 = 16, s2 = 15, s3 = 14, s4 = 13 D. d = -1; s1 = -16, s2 = -15, s3 = -14, s4 = -13

Mathematics

Supply the missing numbers. Round any decimal to the nearest thousandth and percent to the nearest tenth of a percent if necessary.fractiondecimalpercent

A. 0.82; 82% B. 0.7; 70% C. 0.7; 7% D. 0.82; 820%

Mathematics