anonymous
  • anonymous
SOlve the quadratic by completeing the square? x^2 + 2x – 7 = 0 is anybody able to show me the work?
Mathematics
schrodinger
  • schrodinger
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hartnn
  • hartnn
divide the co-efficient of x by 2 what u get ?
anonymous
  • anonymous
|dw:1353177489064:dw| now compare coefficients of x^2 and x and find a
anonymous
  • anonymous
Oh i see what your saying!

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anonymous
  • anonymous
Step 1: Move the constant to the the right hand side (move the -7 to the right hand side) What do you have when you do this?
anonymous
  • anonymous
Are u there?

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