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Which two of the following numbers have a product that is between -1 and 0 ? Indicate both of the numbers.
Which two of the following numbers have a product that is between -1 and 0 ? Indicate both of the numbers.
admin
2017-10-16
77
问题
Which two of the following numbers have a product that is between -1 and 0 ? Indicate both of the numbers.
选项
A、-20
B、-10
C、2
-4
D、3
-2
答案
B,C
解析
For this question, you must select a pair of answer choices. The product of the pair must be negative, so the possible products are(-20)(2
-4
),(-20)(3
-2
),(-10)(2
-4
), and(—10)(3
-2
). The product must also be greater than -1. The first product is
< -1, the second product is
< -1, and the third product is
> -1, so you can stop there.
The correct answer consists of Choices B(-10)and C(2
-4
).
This explanation uses the following strategies.
Strategy 1: Translate from Words to an Arithmetic or Algebraic Representation
Strategy 10: Trial and Error
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本试题收录于:
GRE QUANTITATIVE题库GRE分类
0
GRE QUANTITATIVE
GRE
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