已知多项式3a²-8ab+5与4a²b+五分之二ab-n+2的常数项相同,求n²-n+3的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/26 21:39:48
![已知多项式3a²-8ab+5与4a²b+五分之二ab-n+2的常数项相同,求n²-n+3的值](/uploads/image/z/13302056-56-6.jpg?t=%E5%B7%B2%E7%9F%A5%E5%A4%9A%E9%A1%B9%E5%BC%8F3a%26%23178%3B-8ab%2B5%E4%B8%8E4a%26%23178%3Bb%2B%E4%BA%94%E5%88%86%E4%B9%8B%E4%BA%8Cab-n%2B2%E7%9A%84%E5%B8%B8%E6%95%B0%E9%A1%B9%E7%9B%B8%E5%90%8C%2C%E6%B1%82n%26%23178%3B-n%2B3%E7%9A%84%E5%80%BC)
x){}K.rΧ{Ք
-u-M3
$i?5iGۓOv$&i=tǎgS7 >g&i4I*ҧ=v6-Hgka TZӡk~O'chj_\gr$
已知多项式3a²-8ab+5与4a²b+五分之二ab-n+2的常数项相同,求n²-n+3的值
已知多项式3a²-8ab+5与4a²b+五分之二ab-n+2的常数项相同,求n²-n+3的值
已知多项式3a²-8ab+5与4a²b+五分之二ab-n+2的常数项相同,求n²-n+3的值
5=-n+2
n=-3
n²-n+3=9-(-3)+3=15