x? = x(0.05 ? 0.002x ? 0.0015y) , y? = y (0.03? 0.0025x ? 0.0003y) , x (0) = 3, y (0) = 5
For the systems of differential equations, use Euler’s method with ?x = 2 to plot the trajectory of x and y to plot the trajectory for 0 ? t ? 500
x (500) ? 24.99995, y (500) ? 0.0000222235
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Complete the ordered pairs so that they are solutions of the given linear equation.2x + y = -10(-6, ), (0, ), (1, )
A. (-6, 2), (0, -10), (1, -12) B. (-6, -14), (0, -10), (1, -12) C. (-6, -22), (0, -10), (1, -12) D. (-6, 2), (0, 10), (1, -12)
Factor by grouping.uv - 7u + 5v - 35
A. (u - 5)(v + 7) B. 5u(v - 7) C. (u + 5)(v - 7) D. (u - 5)(v - 7)
Find the sum. Simplify when necessary. -2 + 2
A. 0 B. -2 C. 2 D. 4
Identify the missing units for the given rate.If it took Ethan 81 minutes to read 9 pages, his average rate was 9 
.
A. minutes per page, or minutes/page B. chapters per hour, or chapters/hour C. pages per minute, or pages/minute D. hours per chapter, or hours/chapter