Choose the correct equation of the given graph.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Answer: C
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For the parametric equations given, use a graphing calculator to generate the curve over the stated interval for the parameter t. Use the window specified. Also, find a rectangular equation for the curve.x = 2t, y = t + 5, for t in [-2, 3]
A. 
The rectangular equation for the curve is
y = x2 + 1, for x in [-2, 2].
B. 
The rectangular equation for the curve is
y = 
x + 5, for x in [-4, 6].
C. 
The rectangular equation for the curve is
y = 
x - 5, for x in [-4, 6].
D. 
The rectangular equation for the curve is
y = -2x + 5, for x in [-6,4].
Provide an appropriate response.Let f and g be functions that satisfy f'(4) = 2 and g'(4) = -3. Find h'(4) for 
A. 2 B. 5 C. 11 D. 9
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 
; g(x) = 5x - 2;
Find 
.
A. 
(x) = 
; [0, ?)
B. 
(x) = 
; (-?, 0) ? (0, ?)
C. 
(x) = 
; (-?, 
? 
, ?)
D. 
(x) = 
; (0, 
? 
, ?)
Use Gaussian elimination and matrices to solve the system of linear equations. Write your final augmented matrix in triangular form and then solve for each variable using back substitution. 7x - y + 2z= 63 8x + 2z= 74 4y + z= 25
A. (-7, 14, 4) B. (7, 4, 9) C. (-7, 4, 14) D. (7, 9, 4)