Without graphing, find the line of symmetry.f(x) = -(x + 3)2 - 3
A. x = -2
B. x = 3
C. x = -4
D. x = -3
Answer: D
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Solve the given problem by using Laplace transforms.A constant force of 5 lb moves a 4-slug mass through a medium that resists the motion with a force equal to v, where v is the velocity. The differential equation relating the velocity of the mass to time is 
Find v as a function of t if the object starts from rest.
A. v = 5e-t/4
B. v = 5
C. v = 5
D. v = 5
Answer the question or complete the sentence to make a true statement.In order to add -3 and 2, I should begin by finding the of the of -3 and 2.
A. Sum, absolute values B. Difference, additive inverses C. Sum, opposites D. Difference, absolute values
Solve the system by substitution. x + 2y = -162x + 2y = -22
A. {(-6, -5)} B. ? C. {(6, -6)} D. {(-5, -6)}
Find the derivative of the function.
?
What will be an ideal response?