" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
=3x.3x+3x.4+4.3x+4.4
=9x²+12x+12x+16
=9x²+24x+16
2. (5x+7)²=(5x+7)(5x+7)
=5x.5x+5x.7+7.5x+7.7
=25x²+35x+35x+49
=25x²+70x+49
=(3x+4)(3x+4)
=9x+12x+12x+16
=33x+16
2.(5x+7)²
=(5x+7)(5x+7)
=25x+35x+35x+49
=95x+49
.
.
.
maaf kalo salah :)