WAEC - Mathematics (2020 - No. 22)
Simplify; \(\frac{a}{b} - \frac{b}{a} - \frac{c}{b}\)
\(\frac{a - b + c}{ab}\)
\(\frac{ab - bc - ac}{ab}\)
\(\frac{a^2 - b^2 + ac}{ab}\)
\(\frac{a^2 - b^2 - ac}{ab}\)
説明
\(\frac{a}{b} - \frac{b}{a} - \frac{c}{b}\)
\(\frac{a^2 - b^2- ac}{ab}\)