2. 职称英语
  3. In the rectangular coordinate system, a line y=kx+b, where k and b are constants

In the rectangular coordinate system, a line y=kx+b, where k and b are constants

游客2024-01-12  43
问题 In the rectangular coordinate system, a line y=kx+b, where k and b are constants and kb≠0, has a x-intercept that is equal to y-intercept.
Quantity A: k
Quantity B: -1
选项 A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.
答案 C
解析 x=0，y截距为6；y=0，x截距为-b/k。b=-b/k=-1，故答案为C。
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