2. 外语
  3. What is the value of 5x2-1.9x-3.7 for x=-0.3?

What is the value of 5x2-1.9x-3.7 for x=-0.3?

admin2017-11-11  52
问题 What is the value of 5x2-1.9x-3.7 for x=-0.3?
选项 A、-4.72
B、-3.82
C、-3.58
D、-2.68
E、0.57
答案D
解析 The equation 5×[(-0.3)×(-0.3)]-1.9×(-0.3)-3.7=0.45+0.57-3.7=-2.68.
转载请注明原文地址:https://kaotiyun.com/show/1xtO777K
本试题收录于： GMAT QUANTITATIVE题库GMAT分类
0

GMAT QUANTITATIVE

GMAT

相关试题推荐
随机试题
最新回复(0)