lim X➡2 X²-3x+2 / √2x+5 - √x+7=
Matematika
kurniahalim29
Pertanyaan
lim X➡2 X²-3x+2 / √2x+5 - √x+7=
1 Jawaban
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1. Jawaban Robinn
Lim x² - 3x + 2 / √2x + 5 - √x + 7
x→2
Lim (x² - 3x + 2)(√2x + 5 + √x + 7)
x→2 / (2x + 5 - (x + 7))
Lim (x - 2)(x - 1)(√2x + 5 + √x + 7) / (x - 2)
x→2
Lim (x - 1)(√2x + 5 + √x + 7)
x→2
= (2 - 1)(√2(2) + 5 + √2 + 7)
= ( 1 ) (√4+5 + √9)
= √9 + √9
= 3 + 3
= 6