Question 15 {1 point} The following data set involves logarithmic growth. mu III-WIW Determine the logarithmic regression equation to solve for the missing value in the table when x = 5. The missing value, to the nearest hundredth, is CH Question 14 (1 point) Determine the equation of the logarithmic regression function for the data. X 3 4 5 6 8 10 y 2.1 4.6 6.5 8.0 10.5 12.4 O a) y= -7.26 + 8.54 In x Ob) y= -7.26 + 7.54 In x O c) y= -6.27 + 8.54 In x O d) y= -6.27 + 7.54 In xQuestion 13 {1 point} The equation that best matches the graph above is O a) y : 3(10)\"\" 0 b} y : 3 leg (:13) Ocny:_(;)3 3 0d} 3;: 310g (3:) Question 12 {1 point) The pH is defined by the equation pH = log xwhere the concentration of hydrogen ions, x, in a solution is measured in moles per litre. Bleach has a pH of 12-8. The pH of a liquid with 30 times the concentration of hydrogen ions as bleach. to the nearest Question 11 (1 point} A student incorrectlyr simplifies log 25 to the value of 1 as shown in their steps below: log 5115 Step '1 log 5 + log Step 2 = 2 log 5 Step 3 = log 10 Step 4 = Step 5 The student made their first mistake moving to Step :la Question 10 (1 point) The exact value of x in the equation 4(3) - 56 can be written in the form log(A) log(B) The value of A is The value of B isQuestion 9 (1 point) n The logarithmic form of m = (8)' is Oan = logm (8) Ob) n = logs (m) Ocm = 1ogn (8) O d) m = logs (n)Question 8 (1 point) The value below that best approximates log(1/4)(18) is O a) -2.1 ( b) 1.9 O c) 0.9 O d)