а) (2р)^3-10^3=(2p-10)(4p^2+20p+100)
б) 216с^3+b^3 = (6c+b)(36c^2-6cb+b^2)
в) (10a)^3+343 = (10a+7)(100a^2-70a+49)
а) (a+1)^3 = (a+1)(a+1)^2=(a+1)(a^2+2a+1)=a^3+2a^2+a+a^2+2a+1=a^3+3a^2+3a+1
б) (4-b)^3 = (4-b)(4-b)^2=(4-b)(16-8b+b^2)=64-32b+4b^2-16b+8b^2-b^3=64-48b+12b^2-b^3
а) (2р)^3-10^3=(2p-10)(4p^2+20p+100)
б) 216с^3+b^3 = (6c+b)(36c^2-6cb+b^2)
в) (10a)^3+343 = (10a+7)(100a^2-70a+49)
а) (a+1)^3 = (a+1)(a+1)^2=(a+1)(a^2+2a+1)=a^3+2a^2+a+a^2+2a+1=a^3+3a^2+3a+1
б) (4-b)^3 = (4-b)(4-b)^2=(4-b)(16-8b+b^2)=64-32b+4b^2-16b+8b^2-b^3=64-48b+12b^2-b^3