Decide if a triangle exists that satisfies the given conditions.a = 10, b = 12, ? = 30°

A. No
B. Yes


Answer: B

Mathematics

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Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = x2 - 8x - 20

A. Increasing on (-?, 4); decreasing on (4, ?) B. Increasing on (4, ?); decreasing on (-?, 4) C. Increasing on (- 4, ?); decreasing on (-?, - 4) D. Increasing on (-?, - 4); decreasing on (- 4, ?)

Mathematics

Does this integral  = ex(x2 + x - 1) + C?Enter "yes" or "no"

Fill in the blank(s) with the appropriate word(s).

Mathematics

Evaluate.

A. -5 B. -67 C. 67 D. 293

Mathematics

Solve.The average value of a certain type of automobile was $13,740 in 1993 and depreciated to $7080 in 1997. Let y be the average value of the automobile in the year x, where x = 0 represents 1993. Write a linear equation that models the value of the automobile in terms of the year x.

A. y = -1665x + 7080
B. y = - x - 7080
C. y = -1665x + 420
D. y = -1665x + 13,740

Mathematics