Simplify.Rationalize the denominator. 
A. 
B. 
C. 
D. 
Answer: A
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Graph the function, then find the extreme values of the function on the interval and indicate where they occur.y = 
- 
on the interval -2 < x < 7
A. Absolute maximum is 4
on the interval [6, 7);
Absolute minimum is -3
on the interval (-2, 3]
B. Absolute maximum is -4
on the interval [6, 7);
Absolute minimum is 4
on the interval (-2, 2]
C. Absolute maximum is 5
on the interval [6, 7);
Absolute minimum is -3
on the interval (-2, 2]
D. Absolute maximum is 4
on the interval [6, 7);
Absolute minimum is -4
on the interval (-2, 2]
If y varies inversely as x, write a general formula to describe the variation.y = 85 when x = 8
A. y = 
B. y = 
C. y = 
D. y = 
x
Decide whether the pair of lines is parallel, perpendicular, or neither.3x - 4y = 98x + 6y = 18
A. parallel B. perpendicular C. neither
Divide.
A. 12
B. -12
C. - 
D. -22