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cuma bsa yg b. tapi coba periksa lagi hhe
x₁,₂ = (2 +- √(4 - 4(1)(-10))/2
= (2 +- √(44))/2
x₁ = (2 + √44)/2
x₂ = (2 - √44)/2
untuk yg b
3x² - x - 10 = (3x + 5)(x - 2)