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Home > A2C > Chapter 7 > Lesson 7.2.4 > Problem 7-142
7-142.
Kirsta was working with the function machine shown below, but when she turned her back, her little brother Caleb dropped in a number. She didn't see what he dropped, but she did see what fell out:
In this situation,
What do you do to both sides of the equation to 'undo' the square root?