Penjelasan dengan langkah-langkah:
4x² + 4x + 1 = 0
a = 4 ; b = 4 ; c = 1
x ₁,₂ = [ -b ± √(b² - 4ac) ]/2a
x ₁,₂ = [ -4 ± √(4² - 4(4)(1) ]/2(4)
x ₁,₂ = [ -4 ± √(16 - 16) ]/8
x ₁,₂ = [-4 ± √0]/8
x ₁,₂ = -4/8
x ₁,₂ = -1/2
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Penjelasan dengan langkah-langkah:
4x² + 4x + 1 = 0
a = 4 ; b = 4 ; c = 1
x ₁,₂ = [ -b ± √(b² - 4ac) ]/2a
x ₁,₂ = [ -4 ± √(4² - 4(4)(1) ]/2(4)
x ₁,₂ = [ -4 ± √(16 - 16) ]/8
x ₁,₂ = [-4 ± √0]/8
x ₁,₂ = -4/8
x ₁,₂ = -1/2