∵2x2+3≠0且对x∈R都有2x2+3>0
∴x∈R
故答案为:R
— Want me to give you a ride?
— I can walk myself.
— _____.[ ]
A. With pleasure
B. Suit yourself
C. It depends
D. Never mind
某企业“原材料”账户期初借方余额为120000,本期“原材料”账户的借方发生额为50000元,贷方发生额为80000元,则“原材料”账户的期末余额为( )。
A.贷方100000元
B.贷方140000元
C.借方140000元
D.借方90000元