Question

raiz de 72 + raiz de a = 11 raiz de 2​

Answer 1

Resposta:

√72 + √a = 11 √2​

****72=6²*2

√(6²*2) + √a = 11 √2​

√(6²*2) + √a = 11 √2​

6√2 + √a = 11 √2​

√a= 11√2​ - 6√2

√a=5√2

√a²=(5√2)²

a=25*2

a=50