Solve the equation.
+ 8 = 7
A. {225}
B. {-1}
C. {1}
D. ?
Answer: D
Mathematics
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Solve the given third- or fourth-order differential equation.D3y - 8 D2y + 15 Dy = 0
A. y = c1e-5x + c2e-3x B. y = c1e5x + c2e3x C. y = c1 + c2e5x + c3e3x D. y = c1 + c2e-5x + c3e-3x
Mathematics
Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.
A. ray; 
B. line segment; 
C. ray; 
D. line; 
Mathematics
The position of a car is given by the values in the following table.
Estimate the instantaneous velocity when t = 2 by averaging the velocities for the periods [1, 2] and [2, 3].
Mathematics
Evaluate the integral.
dx
A. 
+ C
B. 
+ C
C. 
+ C
D. 
5 + C
Mathematics