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Bab LimitMatematika SMA Kelas XI
karena bentuknya bukan 0/0, maka
lim ((1 + 2x) / (2 - √(6 + 4x))
x→1/2
= (1 + 2 . 1/2) / (2 - √(6 + 4 . 1/2))
= (1 + 1) / (2 - √(6 + 2))
= 2 / (2 - √8)
= 2 / (2 - 2√2)
= 1/(1 - √2)
= (1 + √2) / (1² - √2²)
= (1 + √2) / (1 - 2)
= (1 + √2) / -1
= -1 - √2
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