Question: Solving Exponential Equations Answers Exercises 1. a. = = -3 1. Solve for z. Verify your answer using substitution. b. c =-4 a. (3) =125

Solving Exponential Equations Answers Exercises 1. a. = = -3 1. Solve for z. Verify your answer using substitution. b. c =-4 a. (3) =125 b. 73+2 = 10 d. = = c. 9z-3 =27 e. = 3 f. =4 4. a. = = 0,3 d. 43-53 = 1 b. = = 1 e. 23-5 = 42-2 g C=-4 CI = - F. ( 24 ) 2 -1 h. c= = V125 d. = = -1,1 i. c= 11 e. c = 2,4 8. V83+1 = 32 2. a. = = 7 h. (/36 ) = 23- 1 b. = = 7 5. 0=0 278+3 81 1- 1=9 6. a. Corresponding factor is 7; x = 3 d. = =-1, - b. i. c= - 2. Find the root(s). e. z= -3,4 ii. I = ? a. 6(47) = 48 ili. = = 1 b. 1643+1 4 3 = 131 3. a. x = 3.822 c. 2 ( } - 13 = 5 b. x = 4.227 d. 27 = 3(9-7) C. = 4.520 e ( 23 -4 163-3 = 1 d. c = 1.535 3. Determine the approximate value of x to three decimal places of accuracy. a. 4 = 200 b. 57 =30 c. 25 =43) d. 5(37) - 4= 23 4. Determine all possible values for . a. 221 - 9(27) +8=0 b. 62z - 36 =0 c. 2(427) +47 = 1 d. 5(257) - 26(53 ) +5=0 e. 47 - 5(2)3+2 +64 =0 5. IF 4(V/27) - 5 = -1, find z. 6. a. Consider the equation 23+3 - 23 = 56. Determine the corresponding factor when 2" is factored out of the two terms on the left side of the equation. 27 (?) = 56 Use your findings to solve the equation. b. Solve for I. i. 43+2 -43 = 15 ii. 52-z + 51-1 = 61/5 ii. 53+2 + 23+1 = 23+5 + 13(57 )

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