If r(t) =, find (t).


Mathematics

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Find the first term a1 and the common difference d of the arithmetic sequence.4, 12, 20, 28, 36, . . .

A. a1 = 4, d = 4 B. a1 = 8, d = 4 C. a1 = 8, d = -8 D. a1 = 4, d = 8

Mathematics

Evaluate the integral.

A. 315 B. 28 C. 1260 D. 7

Mathematics

The fee that a driver pays to have automobile insurance is called a deductible.

Answer the following statement true (T) or false (F)

Mathematics

Find the center-radius form of the equation of the circle satisfying the given conditions.Center (-9, 5), radius 4

A. (x - 9)2 + (y + 5)2 = 16 B. (x + 9)2 + (y - 5)2 = 16 C. (x + 5)2 + (y - 9)2 = 4 D. (x - 5)2 + (y + 9)2 = 4

Mathematics