а) a^4-b^4 = (a^2+b^2)(a^2-b^2) = (a^2+b^2)(a+b)(a-b)б) x^4-x^2 = x^2(x^2-1) = x^2(x+1)(x-1)в) am³-an³ = a(m³-n³) = a(m-n)(m²+mn+n²)г) a^4-16 = (a^2+4)(a^2-4) = (a^2+4)(a+2)(a-2)д) 1-c^4 = (1-c²)(1+c²) = (1-c)(1+c)(1+c²)е) x²-16x^4 = x²(1-16x²) = x²(1-4x)(1+4x)
а) a^4-b^4 = (a^2+b^2)(a^2-b^2) = (a^2+b^2)(a+b)(a-b)
б) x^4-x^2 = x^2(x^2-1) = x^2(x+1)(x-1)
в) am³-an³ = a(m³-n³) = a(m-n)(m²+mn+n²)
г) a^4-16 = (a^2+4)(a^2-4) = (a^2+4)(a+2)(a-2)
д) 1-c^4 = (1-c²)(1+c²) = (1-c)(1+c)(1+c²)
е) x²-16x^4 = x²(1-16x²) = x²(1-4x)(1+4x)