Представьте в виде дроби:
\({\largeа)}\ \frac{\vphantom{^0}x}{2}+\frac{y}{3};\)
\({\largeб)}\ \frac{\vphantom{^0}c}{4}-\frac{d}{12};\)
\({\largeв)}\ \frac{a}{b}-\frac{b^2}{a};\)
\({\largeг)}\ \frac{\vphantom{^0}3}{2x}-\frac{2}{3x};\)
\({\largeд)}\ \frac{\vphantom{^0}5x}{8y}+\frac{x}{4y};\)
\({\largeе)}\ \frac{\vphantom{^0}17y}{24c}-\frac{25y}{36c};\)
\({\largeж)}\ \frac{\vphantom{^0}1}{5a}-\frac{8}{25a};\)
\({\largeз)}\ \frac{\vphantom{^0}3b}{4c}+\frac{c}{2b}.\)