calebloveing
calebloveing calebloveing
  • 23-07-2017
  • Mathematics
contestada

what is the exact solutions of x2=5x+2

Respuesta :

Аноним Аноним
  • 23-07-2017
Move all terms to the left of equal with changed sign

x²-5x-2 = 0

Solve with x₁,₂ = (-b±√Δ)/2a

Δ = b²-4ac

call a (1)x², b -5 and c -2

x1,2 = (-(-5)±√(-5)²-4*1*(-2))/2*1

x1,2 = (5±√25+8)/2

x1,2 = (5±√33)/2

x1 = (5+√33)/2

x2 = (5-√33)/2
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vbw5qdw5iv
vbw5qdw5iv vbw5qdw5iv
  • 18-05-2021

Answer:

The answer has a positive 5 and 33.

Step-by-step explanation:

I used a calculator.

Answer Link

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