colleengreenaway2003
colleengreenaway2003 colleengreenaway2003
  • 16-01-2021
  • Mathematics
contestada

solve the equation by completing the square. (step by step please)

4x(x + 6) = -40​​

Respuesta :

SAH04
SAH04 SAH04
  • 16-01-2021

Answer:

4(x+3)²+4

Step-by-step explanation:

4x²+24x+40=0

using the equation above

a:4 b:24 c:40

4(x+(24÷2x4))² + (40-(24²÷4x4))

4(x+3)²+(40-36)

4(x+3)²+4

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