# Algebra Worksheet-San Diego State University .

1- TRUE OR FALSE QUESTIONS: For each of the following statements, determine whether it is TRUE or it is FALSE. Write your answer in the blank to the left of the statement. If the answer is FALSE, justify why. 4 __________ 1. 8 3 = 128 __________ 2.  1     27  __________ 3. __________ 4. 6 3 2 3 = 1 9 =2 3 16 x 5 4 x 2 = 27 3 x 3 __________ 5. 6 64 = 4 __________ 6. 6 x 2 = 3x __________ 7. − 25 = −5 __________ 8. − 3 − 8 = −2 (a + b)2 __________9. __________ 10. = a+b a2 + b2 = a + b 2-MULTIPLE CHOICE QUESTIONS: For each of the questions, select the letter that corresponds to the correct answer. Write the letter corresponding to the correct answer in the appropriate blank to the left of each premise. Again, be sure to include the entire procedure clearly and accurately to be eligible for full marks. − 100 is the same that: _____1. a) -10 b) 10 c) 50 d) 10i _____2. Simplify: a) b) c) d) _____3. 5 45 25 35 − 10 simplify: a) b) c) d) 35 − 10 2x 3 y 5 2 3x 2 y 5 12y x 5 4x 3 y 12 x 2 y 25 _____4. _____5. Racionalize: a) y xy x b) y 3x x c) y 3y d) y 3 xy x Simplify: 3xy2 3×3 y 4 3+7 7 − 3 a) 3 3+7 7 b) 11 10 − 3 c) 10 21 d) 4 3+7 7 − 3 _____6. Simplifly: ( )( ) c −2 2 c +3 a) 2c − 6 b) 2c − 7 c − 6 c) 2 c −6 d) 2c − c − 6