when the polynomial x^2-5x+2 is divided by x-k, the remainder is 8.find the value of k?
回答 (1)
2016-01-03 7:46 am
f(x)=x² - 5x + 2
x-k=0
x=k
f(k)=8
k^2-5x+2=8
k^2-5x-6=0
k=-1 or k=6
x-k=0
x=k
f(k)=8
k^2-5x+2=8
k^2-5x-6=0
k=-1 or k=6
收錄日期: 2021-04-18 14:14:19
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20151229041231AA0jU1Y