Add the numbers.

A. 46,682
B. 46,572
C. 46,672
D. 53,836


Answer: C

Mathematics

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Solve the initial value problem.= (20t + 3) sin (10t2 + 3t), s(0) = -2

A. s = cos (10t2 + 3t) - 3
B. s = -cos (10t2 + 3t) - 1
C. s = sin (10t2 + 3t) - 2
D. s = -cos - 

Mathematics

Without solving, determine the character of the solutions of the equation.x2 + 6x + 9 = 0

A. two unequal real solutions B. two complex solutions that are conjugates of each other C. a repeated real solution

Mathematics

Express the product as a sum containing only sines or cosines.sin(9?) cos(5?)

A. [sin(14?) + sin(4?)]
B. [cos(14?) - cos(4?)]
C. sin cos(45?2)
D. [sin(14?) + cos(4?)]

Mathematics

Provide an appropriate response.Assume a is positive, b is negative, and c is positive for the expressiona ? b2 ? cTell whether the value of the given expression is positive, negative or cannot be determined.

A. Negative B. Positive C. Cannot be determined

Mathematics