Question

Calculati cit mai simplu √68²-32² ( totul sub un radical)

Answer 1

√68²-32²=
=√(68+32)(68-32)   (totul sub radical)
=√100*36=
=√10²*6²=
=10*6=60

*inseamna inmultirea

Answer 2

$\sqrt{68^2-32^2} = \sqrt{(68-32)(68+32)} = \sqrt{36 \cdot 100} = 6 \cdot 10=60$