PracticeTEst4 - Solve the inequality for x . Graph the...

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Name: _______________________ PRACTICE TEST 4 Show All Work!!! 1. (5 pts.) Simplify. Leave your answer in radical form: ( 29 ( 29 7 8 7 2 - + 2. (5 pts.) Simplify by factoring: 5 11 2 125 z y x 3. (5 pts.) Simplify by using the laws of exponents: 3 3 4 x x 1
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4. (5 pts.) Rewrite as a radical and simplify: 2 5 9 5. (5 pts.) Find the domain of 5 2 + x 6. (5 pts.) Rationalize the denominator: 7 4 3 - 2
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7. (5 pts.) Multiply. Put your answer in the form a+bi : ( 29 2 2 5 i - 8. (10 pts.) Solve for z : 9 6 3 + = - + z z 3
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9. (10 pts.) Solve for y : 8 5 1 = - + y 10. (10 pts.) If x x x F 3 ) ( + = and 3 4 ) - = ( x x G , find all values of x for which ) ( ) ( x G x F = 4
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11. (10 pts.) Solve for a : 2 5 2 9 a a = - 5
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EXTRA CREDIT: 1. (5 pts.)
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Unformatted text preview: Solve the inequality for x . Graph the solution and write it in interval notation: 2 3 2 3 x x x-. Graph: Interval Notation: 6 2. (5 pts.) Find the vertex, axis of symmetry and maximum or minimum value of the function ( 29 25 10 ) ( 2-+ = x x f 3. (5 pts.) Two pipes are connected to the same tank. Working together, they can fill the tank in 2 hours. The larger pipe, working alone, can fill the tank in 3 hours less time than the smaller one. How long would the smaller one take, working alone, to fill the tank? 7...
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PracticeTEst4 - Solve the inequality for x . Graph the...

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