题求
matlab第七章课后题答案
matlab第七章课后题答案第⼀题分解因式syms x y z>> A=x^9-1;>> factor(A)ans =(x-1)*(x^2+x+1)*(x^6+x^3+1) 解(1)>> B=x^4+x^3+2*x^2+x+1;>> factor(B)ans =(x^2+1)*(x^2+x+1) 解(2)> C=125*x^6+75*x^4+1...
matlab第七章课后题答案第⼀题分解因式syms x y z>> A=x^9-1;>> factor(A)ans =(x-1)*(x^2+x+1)*(x^6+x^3+1) 解(1)>> B=x^4+x^3+2*x^2+x+1;>> factor(B)ans =(x^2+1)*(x^2+x+1) 解(2)> C=125*x^6+75*x^4+1...