=2 x (-5)²+3-5-2
=50+3-5-2
=50-4
=46
B= 4y² + 3 y - 6 - 2 y²-y +5
=(2y²+3y−6)−y+5
=(2y²+2y−6)+5
=2y²+2y−1
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
=2 x (-5)²+3-5-2
=50+3-5-2
=50-4
=46
B= 4y² + 3 y - 6 - 2 y²-y +5
=(2y²+3y−6)−y+5
=(2y²+2y−6)+5
=2y²+2y−1