Without graphing, find the maximum value or minimum value.f(x) = 6
2 - 7
A. -7
B. 6
C. 8
D. 7
Answer: A
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Add or subtract. Write the answer in lowest terms.
+ 
A. 0
B. 9y
C. 
D. 
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 - 1, y = t2 + 4, for t in [-4, 4]
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 = 
x2 + 
x + 
, for x in [-9, 7].
C. 
The rectangular equation for the curve is
y = - 
x + 30, for x in [-6, 4].
D. 
The rectangular equation for the curve is
y = 
x2 + 1, for x in [-6, 4].
Alberto earns a weekly salary of $500 plus 20% of his sales volume. Write an equation describing the total weekly earnings for x dollars in sales.
Differentiate.y = 4ex2
A. 8xe B. 8xe4x2 C. 8xe2x D. 8xex2