Rationalize the denominator.
A. 
(
- 1)
B. 
(
+ 1)
C. 
(
+ 1)
D. 
(
+ 1)
Answer: D
Mathematics
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and g(x) = 7x + 4, find g(f(x)).
A. x + 8
B. x
C. 7x + 24
D. - 
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Solve the inequality. Express your answer in set notation.x2 < 9
A. {x| x < -3 or x > 3} B. {x| 3 < x < 3} C. {x| x < 3} D. {x| -3 ? x ? 3}
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Solve the linear equation.10 - 3x = 6x - 8x + 5
A. {5}
B. 
C. 
D. 
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Use the dot product to find the magnitude of u.
?
?
A. 
B. 
C. 
D. 
E. 
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