3x²y(A+2y-3y²)=15x³y+6x²y²+B...求多项式A= ,B=?哪个填的答案不用管.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 22:36:02
![3x²y(A+2y-3y²)=15x³y+6x²y²+B...求多项式A= ,B=?哪个填的答案不用管.](/uploads/image/z/3010595-59-5.jpg?t=3x%26%23178%3By%28A%2B2y-3y%26%23178%3B%29%3D15x%26%23179%3By%2B6x%26%23178%3By%26%23178%3B%2BB...%E6%B1%82%E5%A4%9A%E9%A1%B9%E5%BC%8FA%3D+%2CB%3D%3F%E5%93%AA%E4%B8%AA%E5%A1%AB%E7%9A%84%E7%AD%94%E6%A1%88%E4%B8%8D%E7%94%A8%E7%AE%A1.)
xj@_eҢLf&ɌM*jdY"THыRZii-,)HA<7a*.-[ɯ8_&Yz5]w9;}˲GYqRZ?Q:8=>(O^U<9=~^}/j "˂Nr0yd[*qzȊ4G%E[j Ɖ# ^$\M̒0EGX(*k%\,!]=8!c OsB҂ZS^:
;gQ1{#T6,f]H~̧8_'>R1m" yj9<|>-w/f_>듋zM
D]TlX׀kK 3
3x²y(A+2y-3y²)=15x³y+6x²y²+B...求多项式A= ,B=?哪个填的答案不用管.
3x²y(A+2y-3y²)=15x³y+6x²y²+B...求多项式A= ,B=?
哪个填的答案不用管.
3x²y(A+2y-3y²)=15x³y+6x²y²+B...求多项式A= ,B=?哪个填的答案不用管.
A=5x B=-9x^2y^3
a=5x b=-9x^2y^3
就是看同后面的多少次方
vgc vcn vgbc vc
A=5X B=9X⁴y
求采纳