7. Smile method is also known as A. FOIL method C. SOIL method B. BOIL method D. COIL method
8. What is the product of x' and x?? A. 5x C. x5 B. 6x D. x
9. Which of the following demonstrates quotient of a powers? A. x2 = x x C. (ab)3 = a3b3 B. y2.y3 = ys
10. The quotient of 10x? and - 2x' is A. 572 C. – 5x² B. x2
11. What is the difference of -5dand -2d2? A. 3d2 C. 10d2 B. -3d2 D. -1002
12. Simplify 23 A. 2 C. 6 B. 4. D. 8 13. What is the sign of the product of 3x, -5x, and - 7x? A. + B. D. 5 D-5 x2 - C. I