QUARTER - SUMMATIVE TEST #3 EFER TO MODULES 5&6 7. What is the sum of 3.-5a+2 and as-2a+4? A. 3a2+7a+6 В. Зal-7a+6 C. 4a2+7a+6 D. 4a-7a+6 ame a erade & section: DIRECTION: Encircle the letter of the est answer. 8. What must be added to 5b-3 to obtain 02 A. -5b-3 B. -5b+3 C. 5b-3 D. 5b+3 1. Which of the following illustrates the law (a)? A ( 224 B. (3)=3- D. (2)=40 2. Which of the following expressions when simplified is equal to 1? A. (407) B. (50) C. 37/39 D. O 9. If the length of the rectangle in terms of x is 8x2+4x+7 and its width is 7x +8, what is the perimeter of the rectangle? A. 16x2 + 22x+30 B. 16x4 + 22x2+30 C. 16x2 + 30x+15 D. 16x4 + 22x2+15 a 10. What must be subtracted from 9x2--2x to make a difference of 5x2+ 3? A. 4x2-2x-3 B. 4x2+2x+3 C. 4x2-x-3 D. 4x2+x-3 3. Which of the following statements follows the law./=? A. 26/34= 6- B./= 2 C. 3* = 9 D. 3/9= 9 11. What is the simplified form of (4) (52)(6)(1009? A. 1 B. 10 C. 25 D. 150 4. Which of the following is the result when (3a-b) is multiplied to (4a-ba)? A. 12.ab B. 12 abs C. 7b D. 7ab- 5. Which of the following laws of exponents will be useful in simplifying the expression: ()? 12. What is the result when (-5) is multiplied to (x+5) A. a multinomial B. a trinomial ca binomial D. a monomial IL IV. Aland I Bland IV c. and I Di and in what should be added to see +42 A 5 13. What is the product of the given express (a +277 A +2 B. a 61 + 6 + 6 c. 12 - Dhaka Who is the other - A 20 so 25 25 CS D- 52
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