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FINAL EXAM CHAPTER 3 1. Multiply. (3 x + 9) 2 A) 9 x 2 + 54 x + 81 B) 3 x 2 + 27 x + 81 C) 9 x 2 + 27 x + 81 D) 9 x 2 + 81 2. Multiply. (4 m 3 n )(4 m + 3 n ) A) 16 m 2 + 24 mn 9 n 2 B) 16 m 2 + 9 n 2 C) 16 m 2 24 mn + 9 n 2 D) 16 m 2 9 n 2 CHAPTER 4 3. Factor completely. 6 x 2 + 7 x + 2 A) (3 x + 1)(2 x + 2) C) (3 x 2)(2 x 1) B) (3 x + 2)(2 x + 1) D) (6 x + 2)( x + 1) 4. Rewrite the middle term as the sum of two terms and then factor completely. 10 x 2 + 19 x + 6 A) (5 x 2)(2 x 3) C) (5 x + 1)(2 x + 6) B) (10 x + 2)( x + 3) D) (5 x + 2)(2 x + 3) 5. Factor completely. 12 x 3 3 xy 2 A) 3 x (4 x y )( x + y ) C) 12 x ( x 3 y )( x y) B) 3 x (2 x y ) 2 D) 3 x (2 x + y )(2 x y ) CHAPTER 5 6. What values for x must be excluded in the following fraction? + 5 1 x A) 5 B) None C) 0 D) 5 7. During rush hour, Fernando can drive 20 miles using the side roads in the same time that it takes to travel 15 miles on the freeway. If Fernando's rate on the side roads ... View Full Document