Home > A2C > Chapter Ch10 > Lesson 10.2.4 > Problem 10-111
10-111.
Jenny and Gina were trying to solve
“Let's start by putting the radicals on opposite sides of the equation and then squaring.” she said. Her work is shown at right.
“But there's still a radical!” she exclaimed, disappointed.
“That's okay,” said Jenny, “there's only one now, so we can get the term with the radical by itself and then square everything again.”
Follow Jenny's advice and solve this equation.
Use Jenny and Gina's method to solve
.
See part (a).
One of these does not check.