Question

Calcula
Si a +b=5, ab=1​

Answer 1

Respuesta:

$({a + b})^{2} = {a}^{2} + 2(a)(b) + {b}^{2}$

${5}^{2} = {a}^{2} + 2(1) + {b}^{2}$

$25 - 1 = {a}^{2} + {b}^{2}$

$24 = {a}^{2} + {b}^{2}$

Explicación:

Es la e