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Mathematics
Adonis Ellison
18 December, 12:44
Solve the equation m²+4m=-2
+2
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Jamar Calderon
18 December, 13:16
0
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 - 4a c 2a
m = - (4) ± √ (4) 2 - 4 (1) (2) 2 (1)
m = - 4 ± √8 2
m = - 2 + √2 or m = - 2 - √2
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