Пример: (a-b) (a+b) = a^2-b^2

(m+6)(6-m)
(0,3-p)(0,3+p)
(2x-1)(2x+1)
(3p-k)(3p+k)
(7-p)(7+p)
(2c+1)(2c-1)
(3t-y)(3t+1)
(6x-5y)(6x+5y)
(4x+3y)(4x-3y)
(7p-2k)(7p+2k)
(8y-3p)(8y+3p)
(6x-2y)(6x+2y)
(7p+9q)(7p+9q)
(11x+12y)(11x-12y)
(0,1x+6)(0,1x-6)
(0,6p-2c) (0.6p+2c)
(1.3x+3y) (1.3x-3y)
(0.9-4y) (0.9+4y)

(m+6)(6-m)=36-m² (0,3-p)(0,3+p)=0,09-p² (2x-1)(2x+1)=4x²-1 (3p-k)(3p+k)=9p²-k² (7-p)(7+p)=49-p² (2c+1)(2c-1)=4c²-1 (3t-y)(3t+1)=проверь условие (6x-5y)(6x+5y)=36х²-25у² (4x+3y)(4x-3y)=16х²-9у² (7p-2k)(7p+2k)=49р²-4k² (8y-3p)(8y+3p)=64y²-9p² (6x-2y)(6x+2y)=36x²-4y² (7p-9q)(7p+9q)=49p²-81q² (11x+12y)(11x-12y)=121x²-144y² (0,1x+6)(0,1x-6)=0,01x²-36 (0,6p-2c) (0.6p+2c)=0,36p²-4c² (1.3x+3y) (1.3x-3y)=1,69x²-9y² (0.9-4y) (0.9+4y) =0,81-16y²