Sagot :
Bonjour,
[tex]m = (x + 5) {}^{2} [/tex]
[tex]m = {x}^{2} + 2 \times x \times 5 + 5 {}^{2} [/tex]
[tex]m = {x}^{2} + 10x + 25[/tex]
Bonjour,
(x + 5)² = x² + 2 * x * 5 + 5² = x² + 10x + 25
Méthode : (a + b)² = a² + 2ab + b².
Bonjour,
[tex]m = (x + 5) {}^{2} [/tex]
[tex]m = {x}^{2} + 2 \times x \times 5 + 5 {}^{2} [/tex]
[tex]m = {x}^{2} + 10x + 25[/tex]
Bonjour,
(x + 5)² = x² + 2 * x * 5 + 5² = x² + 10x + 25
Méthode : (a + b)² = a² + 2ab + b².