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发布时间:2024-05-17 07:13:46

[简答题](A) 条件(1)充分,但条件(2)不充分.
(B) 条件(2)充分,但条件(1)不充分.
(C) 条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分.
(D) 条件(1)充分,条件(2)也充分.
(E) 条件(1)和条件(2)单独都不充分,条件(1)和条件(2)联合起来也不充分.
A home owner must pick between paint A, which costs $6,00 per liter, and paint B, which costs $4.50 per liter. Paint B takes one-third longer to apply than paint A. If the home owner must pay the cost of labor at the rate of $36 per hour, which of the two paints will be cheaper to apply
(1) The ratio of the area covered by one liter of paint A to the area covered by paint B is 4:3.
(2) Paint A will require 40 liters of paint and 100 hours of labor.

更多"(A) 条件(1)充分,但条件(2)不充分. (B) 条件(2)充分"的相关试题:

[填空题]

A.条件(1)充分,但条件(2)不充分.
B.条件(2)充分,但条件(1)不充分.
C.条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分.
D.条件(1)充分,条件(2)也充分.
E.条件(1)和(2)单独都不充分,条件(1)和条件(2)联合起来也不充分.

mn4=3成立.
(1)直线mx+ny-2=0与直线3x+y+1=0相互垂直;
(2)当a为任意实数时,直线(a-1)x+(a+2)y+5-2a=0恒过定点(m,n)。

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