rdesouza194 rdesouza194
  • 18-01-2024
  • Mathematics
Answered

14. Brian correctly used a method of completing the square to solve the equation x 2 + 7x − 11 = 0. Brian’s first step was to rewrite the equation as x 2 + 7x = 11. He then added a number to both sides of the equation. Which number did he add? 1. 7/2 2.49/4 3. 49/2 4. 49



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