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
Answer Link
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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