Choose the graph of the equation.z = -x4 + y4 + 2x2 - 2y2 + 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Determine whether the given equation is the general solution or a particular solution of the given differential equation.y" + 3y' - 4y = 3ex, y = cex + 4e-4x + 
xex
A. Particular solution B. General solution
Mathematics
Find parametric equations for the rectangular equation.y = x4 + 1
A. x = t2, y = t4 + 1; 0 ? t < ? B. x = t, y = t2 + 1; 0 ? t < ? C. x = t2, y = t2 + 1; 0 ? t < ? D. x = t, y = t4 + 1; 0 ? t < ?
Mathematics
Factor.x3 - 27
A. (x + 27)(x + 1)(x - 1) B. (x + 3)(x2 - 3x + 9) C. (x - 3)(x2 + 9) D. (x - 3)(x2 + 3x + 9)
Mathematics
Use the graph of the function f to draw the graph of the inverse function f-1. 
A. 
B. 
C. 
D. 
Mathematics