Разложите на множители:
- \({\largeа)}\ \vphantom{\frac{0}{0}}9a^2-4;\)
- \({\largeб)}\ \vphantom{\frac{0}{0}}25x^2-1;\)
- \({\largeв)}\ \frac{1}{4}m^2-16n^2;\)
- \({\largeг)}\ 100a^2-0{,}25b^2;\)
- \({\largeд)}\ x^{12}-y^2;\)
- \({\largeе)}\ m^6-n^6;\)
- \({\largeж)}\ 2\frac{1}{4}-c^4;\)
- \({\largeз)}\ 1\frac{9}{16}a^{10}-0{,}01b^2;\)
- \({\largeи)}\ \vphantom{\frac{0}{0}}x^4-y^4.\)