friedalafiesta
friedalafiesta friedalafiesta
  • 06-03-2017
  • Mathematics
contestada

Please help me.... brainilest answer for first correct answer. No guesses please!

Please help me brainilest answer for first correct answer No guesses please class=

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sdmatera
sdmatera sdmatera
  • 06-03-2017
The correct answer is the last choice. You use the quadratic formula

-b+-√(b^2-4ac)/2a
-3+-√(9-4*1*7)/2
-3+-√-19/2
=-3+-√19/2

Hope this helps!
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imhyper
imhyper imhyper
  • 06-03-2017
it is the last one D is the answer

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