Solve the given differential equation.4y" - 20y' + 25y = 0
A. y = c1e5x/2 + c2
B. y = ce5x/2
C. y = (c1 + c2x)e-5x/2
D. y = (c1 + c2x)e5x/2
Answer: D
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Solve the problem by integration.Find the equation for which 
= -3? sin ?x e cos ?x is the curve through the point 
.
A. y = -3? esin ?x + 3?e - 6.1? B. y = 3 ecos ?x + 3.1 C. y = 3 esin ?x - 3e + 6.1 D. y = 3? ecos ?x + 3.1?
Write the following angles in degrees and minutes. Round your anwer to the nearest minute.
°
A. 85°72' B. 85°18' C. 85°36' D. 85°42'
Find an equation for the line, in the indicated form, with the given properties. Containing the points (10, -3) and (-4, 6); general form
A. -9x + 14y = 48 B. -13x + 10y = -8 C. 9x + 14y = 48 D. 13x - 10y = -8
Factor the expression completely, if possible.36x2 + 24x + 4
A. (12x + 4)(3x + 1) B. 4(3x - 1)(3x + 1) C. 4(3x + 1)2 D. 4(9x2 + 6x + 1)