(4m+5+3)(4m+5-3)因式分解

2024-11-25 01:35:54
推荐回答(5个)
回答1:

回答2:

(4m+5+3)(4m+5-3)= (4m+3)的平方—9
=16m的平方+24m

回答3:

原式=(4m+5)²-3²
=16m²+40m+25-9
=16m²+40m+16

回答4:

=(4m+5)^2-9
=16m^2+40m+16

回答5: