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Solve this quadratic: 2x^2 – 5x – 7 = 0
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Solve this quadratic: 2x^2 – 5x – 7 = 0

User Nick Mitchinson
by
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1 Answer

3 votes

Answer:

Explanation:

2x^2-5x-7=0

2x^2+2x-7x-7=0

2x(x+1)-7(x+1)=0

(x+1)(2x-7)=0

  • X+1=0⇒x=-1
  • 2x-7=0⇒x=7/2
User Ray Johns
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