Mathematics, 15.04.2020 03:48 qveensentha59

The first few steps in solving the quadratic equation 9x2 + 49x = 22 − 5x by completing the square are shown.

Which is the best step to do next to solve the equation by completing the square?

9(x2 + 6x + 3) = 25
9(x2 + 6x + 3) = 49
9(x2 + 6x + 9) = 31
9(x2 + 6x + 9) = 103

Answers: 3

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The first few steps in solving the quadratic equation 9x2 + 49x = 22 − 5x by completing the square a...