tailieunhanh - Sat - MC Grawhill part 33

Tham khảo tài liệu 'sat - mc grawhill part 33', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 310 McGRAW-HILL S SAT Concept Review 3 Working with Exponentials 1. The three parts of an exponential are the and. 2. When multiplying two exponentials with the same base you should the coefficients the bases and the exponents. 3. When dividing two exponentials with the same exponent you should the coefficients the bases and the exponents. 4. When multiplying two exponentials with the same exponent you should the coefficients the bases and the exponents. 5. When dividing two exponentials with the same base you should the coefficients the bases and the exponents. 6. To raise an exponential to a power you should the coefficient the base and the exponents. Complete the tables coefficient base exponent 7. -4x 9. xy-4 Simplify if possible. coefficient base exponent 8. xy -4 10. 3x 9 11. x2y - 9x2y 12. 4x3 2x5 2x3 13. 2 85 3 85 2 85 - 3 85 14. 3 2y 5 2y 15. 6 29 32 2 29 12 13 16. 18 6x m 9 2x m 17. 2x m 1 2x2 m 18. 3x3 8 2 3 19. x3 y5 2 CHAPTER 8 ESSENTIAL ALGEBRA I SKILLS 311 SAT Practice 3 Working with Exponentials 2. 3. 4. 1. If g then A B C D E -1 1 3 1 9 1 3 1 If 200 4 000 A 2 B 3 C 4 D 5 E 6 If 2a2 3a - 5a2 A 1 B 3 C 6 D 9 E 12 If 2x 10 then 2 A 20 B 40 C 80 D 100 E 200 8 X 10m then m 2x 9 then a - a2 ỔT - 6. If 9x 25 then 3x 1 7. If p m then what is the effect on the value of p when n is multiplied by 4 and m is doubled A p is unchanged. B p is halved. C p is doubled. D p is multiplied by 4. E p is multiplied by 8. 8. For all real numbers n A 2 B 2n C 2n 1 D _2 n2 n 1 E 2n n 1 2n X 2n 2n X 2 5. If 5x y and x is positive which of the following equals 5y2 in terms of x A B C D E 52x 52x 1 252x 1252x 1252x 1 9. If m is a positive integer then which of the following is equivalent to 3m 3m 3m A 3m 1 B 33m C 33m 1 D 9m E 93m 312 MCGRAW-HILL S SAT Answer Key 3 Working with Exponentials Concept Review 3 1. coefficient base and exponent 2. multiply the coefficients keep the bases and add the exponents. 3. divide the coefficients divide the bases and keep the .