Pertanyaan

Nilai dari x → ∞ lim ( x + 1 − x ) x + 1 adalah ....

Nilai dari $x \to \infty lim (x + 1 - x) x + 1$ adalah ....

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N. Ayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Padang

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Ingat rumus untuk a = p .

Ingat rumus

$limit as x rightwards arrow infinity of square root of a x squared plus b x plus c end root minus square root of p x squared plus q x plus r end root equals fraction numerator b minus q over denominator 2 square root of a end fraction comma$ untuk a = p

$limit as x rightwards arrow infinity of open parentheses square root of x plus 1 end root minus square root of x close parentheses square root of x plus 1 end root equals limit as x rightwards arrow infinity of open parentheses square root of x squared plus 2 x plus 1 end root minus square root of x squared plus x end root close parentheses equals fraction numerator 2 minus 1 over denominator 2 square root of 1 end fraction equals 1 half$ .