Use a Graphing Calculator to Solve the Nonlinear System

question 280

Multiple Choice

Use a graphing calculator to solve the nonlinear system. Give x- and y-coordinates to the nearest hundredth.
-The sum of the squares of the digits of a positive two-digit number is 20 , and the tens digit is 2 more than the units digit. Find the number.

• A) 42
• B) 35
• C) 53
• D) 24

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