ariennewright ariennewright
  • 19-09-2019
  • Mathematics
contestada

Which of the following are solutions to the equation below? Check all that apply. X^2 - 10x + 25 = 17

Respuesta :

smmwaite
smmwaite smmwaite
  • 19-09-2019

Answer:

x=5+√17 or 5-√17

Step-by-step explanation:

Given the equation x²-10x+25=17 we first make the equation to be in the form

ax²+bx+c=0.

Therefore, we cross 17  to the other side.

x²-10x+25-17=0

x²-10x+8=0

If we substitute the coefficients in the quadratic formula we get:

x=(-b±[tex]\sqrt{b^{2}-4ac }[/tex])/2a

=(10±[tex]\sqrt{(-10)^{2}-(4*1*8)}[/tex])/(2×1)

x=5+√17 or 5-√17

Answer Link
Jrdlines Jrdlines
  • 02-10-2020

Answer:

Square root of 17, plus 5

Negative square root of 17, plus 5

Step-by-step explanation:

apex

Answer Link

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