若X²+kx+9是一个完全平方式,则常数k=( )
若X²+kx+9是一个完全平方式,则常数k=( )
其他人气:630 ℃时间:2020-04-19 12:49:42
优质解答
6
我来回答
类似推荐
猜你喜欢
- 1I am a good boy.I can speak English and a little Chinese
- 2They may go swimming with some friends tomorrow.(改为同义句)怎么改?
- 3式△H=QV的适用条件是封闭系统恒容和只做体积功.( ) 选项:1、 错 2、 对
- 4If that is what i deserve,I would accept it with the hope of having you all here
- 5生物体内起催化作用的酶可以是()
- 6tear是可数名词吗
- 7在空中飞行的动物有哪些?
- 8I'll take the digital camera.How much does it___?A.cost B.spend C.take Dpay
- 9一道选词填空,不多,
- 10质量为m=1kg的物体被大小为F=3N的水平力拉着在水平面内由静止起匀加速运动