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Home > A2C > Chapter 10 > Lesson 10.2.4 > Problem 10-111

10-111.
  1. Jenny and Gina were trying to solve . They knew they would have to square the equation to get rid of the radicals, but when they tried it, they got , which did not look much easier to deal with. Gina had an idea. Homework Help ✎

    1. Follow Jenny's advice and solve this equation.

    2. Use Jenny and Gina's method to solve .

x = 4

See part (a).

x = 1 or x = 9
One of these does not check.