Kubrand273rans
Answered

x²-2x-3=0 denkleminin çözüm kümesini tam kareye tamamlama yönetimi ile bulunuz.​

Sagot :

Math38rans

x² - 2x + 1 - 1 - 3 = 0

(x² - 2x + 1) - 4 = 0

(x - 1)² - 2² = 0

(x - 1 - 2)(x - 1 + 2) = 0

(x - 3)(x + 1) = 0

x = 3 ve x = -1

Ç = {-1, 3}

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