Solving Logarithmic Equations using Technology

Question 1

Question 1

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-03-task/mc001-2.jpg

Question 2

Question 2

Revolt · Accepted Answer

–8.8517

Question 3

Solve log812 = x – 2 . Round your answer to four decimal places.

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-05-task/mc001-2.jpg

Question 4

Solve log95 = 7 – 3x by graphing.What equation(s) should be graphed?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-08-task/mr001-1.jpg; Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-08-task/mr001-3.jpg

Question 5

Solve log (x + 1) = –x2 + 10 by graphing.Which equations should be graphed?

Revolt · Accepted Answer

y1 = –x2 + 10; y2 = log (x + 1)

Question 6

Solve log3(x + 1) = log6(5 – x) by graphing.What equations should be graphed?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-12-task/mr001-1.jpg; Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-12-task/mr001-4.jpg

Question 7

Graph the system. Use the graph to approximate the solution of the equation.

Revolt · Accepted Answer

1.25

Question 8

Solve log2x = log12x by graphing.What equations should be graphed?

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-13-task/mr001-2.jpg; Answer image: https://media.edgenuity.com/EVresources/3111-10-05-10-13-task/mr001-3.jpg

Question 9

Graph the system. Use the graph to approximate the solution of the equationlog95 = 7 – 3x.

Revolt · Accepted Answer

2.09

Question 10

Graph the system. Use the graph to approximate the solution of the equationlog(x + 1) = –x2 + 10.

Revolt · Accepted Answer

3.1

Solving Logarithmic Equations using Technology Answers

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