In which step did Yvonne first make an error?
Yvonne is solving the quadratic equation 6x² + 2...
Mathematics, 26.05.2020 22:02 lilday2444
In which step did Yvonne first make an error?
Yvonne is solving the quadratic equation 6x² + 24x + 7 = 0
by completing the square. Her first four steps are shown in
the table.
Yvonne's Work
Step 1
Step 2
Step 3
Step 4
Step 1
Step 2
6x? +24x +7=0
6x? +24x - 7
6(x²+4x)=7
6(x²+4x+4) -3+24
6(x+2)? - 27
Step 3
Step 4
Answers: 3
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