Используем формулу разности квадратов: \( a^2 - b^2 = (a - b)(a + b) \).
| № | Выражение | Разложение |
| 1) | \( x^2 - y^2 \) | \( (x - y)(x + y) \) |
| 2) | \( a^2 - h^2 \) | \( (a - h)(a + h) \) |
| 3) | \( c^2 - 3^2 \) | \( (c - 3)(c + 3) \) |
| 4) | \( 4^2 - p^2 \) | \( (4 - p)(4 + p) \) |
| 5) | \( 25 - b^2 \) | \( (5 - b)(5 + b) \) |
| 6) | \( n^2 - 1 \) | \( (n - 1)(n + 1) \) |
| 7) | \( m^2 - (3x)^2 \) | \( (m - 3x)(m + 3x) \) |
| 8) | \( (2a)^2 - y^2 \) | \( (2a - y)(2a + y) \) |
| 9) | \( 16k^2 - 25 \) | \( (4k - 5)(4k + 5) \) |
| 10) | \( 100 - 49p^2 \) | \( (10 - 7p)(10 + 7p) \) |
| 11) | \( 36h^2 - 1 \) | \( (6h - 1)(6h + 1) \) |
| 12) | \( 0,64m^2 - 1 \) | \( (0.8m - 1)(0.8m + 1) \) |
| 13) | \( 0,09x^2 - 81y^2 \) | \( (0.3x - 9y)(0.3x + 9y) \) |
| 14) | \( 1 - 400y^2 \) | \( (1 - 20y)(1 + 20y) \) |
| 15) | \( 49h^2 - 0,04c^2 \) | \( (7h - 0.2c)(7h + 0.2c) \) |
| 16) | \( 0,01p^2 - 900t^2 \) | \( (0.1p - 30t)(0.1p + 30t) \) |
| 17) | \( 121s^2 - 225a^2 \) | \( (11s - 15a)(11s + 15a) \) |
| 18) | \( 1,44q^2 - 25c^2 \) | \( (1.2q - 5c)(1.2q + 5c) \) |
| 19) | \( 196m^2 - 0,36n^2 \) | \( (14m - 0.6n)(14m + 0.6n) \) |
| 20) | \( x^2y^2 - 4 \) | \( (xy - 2)(xy + 2) \) |
| 21) | \( 16a^4 - 9b^2 \) | \( (4a^2 - 3b)(4a^2 + 3b) \) |
| 22) | \( 36p^6 - n^2m^{10} \) | \( (6p^3 - n m^5)(6p^3 + n m^5) \) |
| 23) | \( 169k^4 - 4p^6 \) | \( (13k^2 - 2p^3)(13k^2 + 2p^3) \) |
| 24) | \( 0,09a^2 - 100b^4 \) | \( (0.3a - 10b^2)(0.3a + 10b^2) \) |
| 25) | \( \frac{1}{4}x^2 - \frac{4}{9}y^2 \) | \( (\frac{1}{2}x - \frac{2}{3}y)(\frac{1}{2}x + \frac{2}{3}y) \) |
| 26) | \( \frac{25}{64}n^2 - \frac{1}{9}m^2 \) | \( (\frac{5}{8}n - \frac{1}{3}m)(\frac{5}{8}n + \frac{1}{3}m) \) |
| 27) | \( \frac{4}{49}k^2 - \frac{1}{36}p^2 \) | \( (\frac{2}{7}k - \frac{1}{6}p)(\frac{2}{7}k + \frac{1}{6}p) \) |
| 28) | \( 0,64x^2 - \frac{1}{64}y^2 \) | \( (0.8x - \frac{1}{8}y)(0.8x + \frac{1}{8}y) \) |
| 29) | \( -1 + 4p^{100} \) | \( (2p^{50} - 1)(2p^{50} + 1) \) |
| 30) | \( -36v^2 + \frac{1}{4}q^{10} \) | \( (\frac{1}{2}q^5 - 6v)(\frac{1}{2}q^5 + 6v) \) |
| 31) | \( a^{10}b^{10} - c^{10}e^{20} \) | \( (a^5b^5 - c^5e^{10})(a^5b^5 + c^5e^{10}) \) |
| 32) | \( -0,64k^{10} + 25n^{14} \) | \( (5n^7 - 0.8k^5)(5n^7 + 0.8k^5) \) |