Réponse:
Coucouu
1)
• 5
• 5 + 3 = 8
• 8² = 64
• 64 - 49 = 15
2)
• -4
• -4 + 3 = -1
• -1² = -1
• -1 - 49 = -50
3)
• x
• x + 3
• (x + 3)²
• (x + 3)² - 49
(x + 3)² - 49
= x² + 3x + 3x + 9 - 49
= x² + 6x - 40
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Réponse:
Coucouu
1)
• 5
• 5 + 3 = 8
• 8² = 64
• 64 - 49 = 15
2)
• -4
• -4 + 3 = -1
• -1² = -1
• -1 - 49 = -50
3)
• x
• x + 3
• (x + 3)²
• (x + 3)² - 49
(x + 3)² - 49
= x² + 3x + 3x + 9 - 49
= x² + 6x - 40