Solve the system using the addition method. If the system is inconsistent and has no solution, state this. If the system is dependent, write the form of the solution for any real number x.0.2x + 0.4y = 20.3x + 0.1y = -0.5
A. Inconsistent, ?
B. (-4, 7)
C. (-4, -0.5)
D. (7, -4)
Answer: B
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Use Euler's method to calculate the first three approximations to the given initial value problem for the specified increment size. Round your results to four decimal places.y' = -x(1 - y), y(2) = 2, dx = 0.2
A. y1 = 0.4000, y2 = 1.5080, y3 = 1.9918 B. y1 = 4.0000, y2 = 30.1600, y3 = 39.8368 C. y1 = 2.4000, y2 = 3.0160, y3 = 3.9837 D. y1 = 1.6000, y2 = 6.0320, y3 = 7.9674
Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. x = -4, m: undefined B. y = x - 4, m = 0 C. y = -4, m: undefined D. y = x - 8, m = 1
Find the general solution of the equation.y'(t) + 2y = 25
A. y = 25 + Ce2t
B. y = 
+ e2t + Ce-2t
C. y = 
+ Ce-2t
D. y = 
+ Ce2t
Solve the nonlinear inequality.x2 + 9y2 ? 144
A. 
B. 
C. 
D. 