Obaidi
Obaidi Obaidi
  • 24-04-2018
  • Mathematics
contestada

solve the equation m²+4m=-2

Respuesta :

cuppykittyy
cuppykittyy cuppykittyy
  • 24-04-2018
Step 1: Subtract -2 from both sides.
m2
+4m
−(−2)
=−2−(−2)

m2
+4m
+2
=0

Step 2: Use quadratic formula with a=1, b=4, c=2.
m=−b±√b2−4ac2a

m=−(4)±√(4)2−4(1)(2)2(1)

m=−4±√82

m=−2+√2 or m
=−2−√2

Answer Link
Pipsqueak1111
Pipsqueak1111 Pipsqueak1111
  • 07-11-2019

Answer: There's two solutions to this problem:

1. m =(4-√8)/2=2-√ 2 = 0.586

2. m =(4+√8)/2=2+√ 2 = 3.414

Answer Link

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