cmoya7340 cmoya7340
  • 18-10-2020
  • Mathematics
contestada

Determine how many solutions the following equation has using quadratic formula x^2+5x=-8

Respuesta :

divynedavies
divynedavies divynedavies
  • 19-10-2020

Answer:

I will be using differentiation method

Step-by-step explanation:

x^2+5x =-8

2×x ×x^2-1 +5x = -8

2x +5x = -8

7x = -8

divide both sides by the co-efficient of x

7x÷7=-8÷7

x =-1.5

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