tolong di bantu yahhh!

Penyelesaian :

Operasi bil.aljabar
_____________________________
1] [2x-3][2x-3]
=  2x[2x-3] - 3[2x-3]
=  4x² - 6x - 6x - 9
=  4x² - 9.

2] [3x+2][3x+2]
=  3x[3x+2] + 2[3x+2]
=  9x² + 6x + 6x + 4
=  9x² + 12x + 4.

3] [x+3][x+3]
=  x[x+3] + 3[x+3]
=  x² + 3x + 3x + 9
=  x² + 6x + 9.

Salam Alaikum.