题目
A raise for ;
B raised by ;
C raising at
第1题
A.petrochemical company
B.petrochem* and compan*
C.petrochem* n5 compan*
D.petrochem* w5 compan*
第2题
A.Population
B.Sample
第3题
When you buy shares in a company, it means that you actually own a () of that company.
A. portion
B. port
C. partial
D. portrait
第4题
A.p=[2, 0, -3, 1]; x=roots(p)
B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)
C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)
D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)
第5题
A.p=[2, 0, -3, 1]; x=roots(p)
B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)
C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)
D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)
第6题
A.p=[2, 0, -3, 1]; x=roots(p)
B.p=[2, 0, -3, 1]; a=compan(p); x=eig(a)
C.syms x; x=solve(2*x^3-3*x+1==0, x); x=eval(x)
D.syms x; s=solve(2*x^3-3*x+1, x); x=eval(s)
为了保护您的账号安全,请在“赏学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!