Bonjour,
a. 1/2 (3/2x + 1/5) = 3/4x + 1/10
b. - 3/5 (2/3x + 4/3) = - 6/15x - 12/15 = - 2/5x - 4/5.
c. 7/5 (3/2x² - 3/7) = 21/10x² - 21/35
d. - 2/5x (3/2x + 1/5) = - 6/10x² - 2/25x
e. - 3/4x² (5/7 - 3/2x) = - 15/28x² + 9/8x³
Copyright © 2025 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Bonjour,
a. 1/2 (3/2x + 1/5) = 3/4x + 1/10
b. - 3/5 (2/3x + 4/3) = - 6/15x - 12/15 = - 2/5x - 4/5.
c. 7/5 (3/2x² - 3/7) = 21/10x² - 21/35
d. - 2/5x (3/2x + 1/5) = - 6/10x² - 2/25x
e. - 3/4x² (5/7 - 3/2x) = - 15/28x² + 9/8x³