MTH1W5 Reinforcement Assessment 1 Put your final answers in the table below. 1. Consider the polynomial 6x2+7x3+8x2+9, which terms are like terms? 3. Simplify: (4x4+6x2+3)(5x23)=1 a. 3+6x2+9x2 b. 4x4+x2+3 c. 4x4+x3+6 d. 4x3+x3 4. Evaluate. (8d1)(8d1) a. dk b. 16d4 c. 64d4 d. 64dt 5. Evaluate: 8x(x) a. 8 b. 8x+x c. 9x d. 8x2 6. Evaluate. 3y(y26y+15) a. 6y2+18y15 b. 15y+18y2y3 c. 3y3+18y15 d. 3y3+18y245y 7. What is the value of 3x+8x when x=11 ? 8. Which expression cannot be simplified? a. 6xb23b2x b. 13ab+5bac8ba c. 5mb+65mb2 d. 3x3+31x3 9. Evaluate: 4x(x2). a. 4x2x b. 4x38x c. x2+2x8 d. 4x22x8