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Вопрос:
27) (2y-5z)(2y+5z) =
Ответ:
4y² - 25z²
Похожие
- 2) (a-b)(a+b) =
- 3) (n-m)(n+m) =
- 4) (c-k)(c+k) =
- 5) (b-3)(b+3) =
- 6) (h-7)(h+7) =
- 7) (s+2)(s-2) =
- 8) (9-n)(9+n) =
- 9) (x-1)(x+1) =
- 10) (2-z)(2+z) =
- 11) (1+p)(1-p) =
- 12) (2x+5)(2x-5) =
- 13) (d+3c)(d-3c) =
- 14) (1-4y)(1+4y) =
- 15) (7a+2b)(7a-2b) =
- 16) (10x-y)(10x+y) =
- 17) (0,2n+y²)(0,2n-y²) =
- 18) (5a²-0,6b)(5a²+0,6b) =
- 19) (5r-3)(3+5r) =
- 20) (8p-3)(3+8p) =
- 21) (k-2m)(2m+k) =
- 22) (s+9z)(9z-s) =
- 23) (6h+5)(5-6h) =
- 24) (q-7)(7+q) =
- 25) (b+2a)(b-2a) =
- 26) (cd+1)(1-cd) =
- 27) (2y-5z)(2y+5z) =
- 28) (1,2x+hpc)(hpc-1,2x) =
- 29) (10b-0,1d)(0,1d+10b) =
- 30) (1,2n+4y²)(4y²-1,2n) =
- 31) (5q⁵-0,5b³)(5q⁵+0,5b³) =
- 32) (2x³y+30n²)(30n²-2x³y) =
