Pertanyaan

Sederhanakan bentuk-bentuk aljabar berikut ! 3. x + 1 3 + x − 1 3

Sederhanakan bentuk-bentuk aljabar berikut !

3. $\frac{3}{x + 1} + \frac{3}{x - 1}$

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Klaim

G. Albiah

Master Teacher

Mahasiswa/Alumni Universitas Galuh Ciamis

Jawaban terverifikasi

Pembahasan

$begin mathsize 14px style fraction numerator 3 over denominator open parentheses x plus 1 close parentheses end fraction plus fraction numerator 3 over denominator open parentheses x minus 1 close parentheses end fraction equals fraction numerator 3 open parentheses x minus 1 close parentheses over denominator open parentheses x plus 1 close parentheses open parentheses x minus 1 close parentheses end fraction plus fraction numerator 3 open parentheses x plus 1 close parentheses over denominator open parentheses x plus 1 close parentheses open parentheses x minus 1 close parentheses end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals fraction numerator 3 x minus 3 over denominator x squared minus 1 end fraction plus fraction numerator 3 x plus 3 over denominator x squared minus 1 end fraction space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals fraction numerator 6 x over denominator x squared minus 1 end fraction end style$

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