d. 2 с. Зх a. 3 d. 4 a. 5x d. 8a3bc7 c. 6a3bºc12 d. x12 a. x4 c. x7 d. 32x2y3z d. base 1 d. 1 4.4 the back page write your solution. 1. What is the base in the algebraic expression (3x)2? b. x 2. In 5x4, identify the exponent. b. 5 c. X 3. Simplify: (2a3bc23. a. 6a3b6c7 b. 8a%b3c6 4. Simplify: x4. x3 b. x3 5. Write 2.2.2.x.x.x.yy.z in exponential form a. 23x2y3z b. 22x3y2z c. 23x3y2z For numbers 6-7, use the expression (-2)4. 6. In the expression above, what does 4 stand for? a. coefficient b. exponent c. power 7. The expression in expanded form is written as a (-2)(-2)(-2)(-2) b. (-1)(2)(2)(2)(2)(2) c. 72.222:2) ( 8. In the expression (x^)(x3), which of the following law best describes to be used? a. Power of a power b. Quotient of power c. Product of powers d. Zero exp 9. Find the product of (x - 4) and (x - 4). a. x2 + 8x + 16 b. x2 - 16 c. x2 - 8x + 16 d. x2 + 16 10. Multiply: a(a + 3b) a. a2 + 3ab b. a + 3ab c. 2a2 - ab d.2a2 + 3a 11. Simplify: (x + 2) (x + 6) a. x2 + 8x + 8 b. x2 + 8x + 12 12. What is 2(2x - 5)? C. x2 + 12x + 8 d.x2 + 8x - 12 a. 2x2 - 25 b. 4x2 - 25 3. Simplify: (a - 5)(a - 2) C. 4x2 - 10 d. 4x - 10 - a² +10 b. a2 + 7a - 10 Find the quotient of (9x3 + 12x2 – 23x – 18) = (3x + 2) c. a? - 7a +10 d. a2 - 10 b. 3x2 + 2x - 9 C. 3x2 - 2x - 9 d. x2 + 2x - b. 20x²y5,3 C. 20x5y2z3 d. 20x3y5z3 - - - - - - - - - - - - - - 3x2 + 2x + 9 Find the product of (5x2y273) and (4xy3z2). x²y525 ultiply: (x + 3) (x + 5) + 8x + 15 - 8x + 15 de (20x4 + 15x3 + 10x2 + 5x) = 5x . + 3x2 + 2x + 1 c. x2 + 8x - 15 d. x2 - 8x - 15 - -​