victoria032066
victoria032066 victoria032066
  • 01-04-2020
  • Mathematics
contestada

i need this help with this problem x^2+4x-5=0 using the “completing the square” method step by step

Respuesta :

anu200499
anu200499 anu200499
  • 01-04-2020

Answer:

X=125/64

Step-by-step explanation:

x^2+4 x-5=0

x^2+4x=5

4x^3=5

x^3=5/4

x=5^3/4^3

x=125/64

Answer Link

Otras preguntas

WILL GIVE BRAINLIESTa(down)1 = 2a(down)n=-3a(down)n-1 + 2
Potential energy is what
Q is a solution of HCl containing 0.12 mol.dm^-3. P is a solution of Na2CO3 of unknown concentration. Solution Q was titrated against 25.0cm^3 portions of solut
show working for the exact value of 2 4/9÷4 2/3-3/7​
4. Usa el subjuntivo. Temo que Luis_____ solo a la fiesta. (ir)
v=u + at u= 2 a = -5 t = Î 2 Work out the value of v.
Look over the image in the top section and choose which piece from the bottom should be placed in the question mark (?) that would be next in the sequence.
Can you still use the triangle sum Theorem even if a triangle is not in 180 degrees?
What are 3 other expressions that are equivalent to 8x-12
a pitcher sells for $46.00 which is marked up 40% based on cost. what is the cost of the pitcher