?Determine whether 
is a solution of the differential equation 
.
?
A. ?
and 
?
B. 
and 
?
C. 
and 
?
D. ??
and 
?
E. ??
and 
?
Answer: A
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Solve the equation.ln 
= 8
A. {e8 - 6}
B. 
C. {e16 + 6}
D. {e16 - 6}
Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = 2t, y = t + 2; -2 ? t ? 3
A. y = -2x + 2; -? < x < ?
B. y = x2 + 1; -2 ? x ? 2
C. y = 
x + 2; -4 ? x ? 6
D. y = 
x - 2; -? < x < ?
The graph of a quadratic function is given. Find the standard form of the function
A. f(x) = - 
(x - 4)2 - 3
B. f(x) = -2(x - 4)2 - 3
C. f(x) = - 
(x + 4)2 - 3
D. f(x) = -(x - 4)2 - 3
Determine which of the following four functions might be used as a model for the data: linear: 
quadratic: 
quadratic: 
polynomial, not quadratic or linear. IA Robotics
Year
A. f(x) = mx + b B. f(x) = ax2 + bx + c, a > 0 C. f(x) = ax2 + bx + c, a < 0 D. Polynomial, not quadratic or linear