Răspuns :
Salut,
(√6+3)² = (√6)²+2•√6•3+3² = 6+6√6+9 = 6√6+15.
(√6+√3)² = (√6)²+2•√6•√3+(√3)² = 6+2√18+3
√18 = 3√2.
6+2•3√2+3 = 9+6√2.
Succes! :3
(√6+3)² = (√6)²+2•√6•3+3² = 6+6√6+9 = 6√6+15.
(√6+√3)² = (√6)²+2•√6•√3+(√3)² = 6+2√18+3
√18 = 3√2.
6+2•3√2+3 = 9+6√2.
Succes! :3
Buna!
(√6 +3)² =
6 + 6√6 + 9 =
15 + 6√6
(√6 + √3)² =
6+2√18 + 3 =
6+2*3√2+3 =
6+6√2+3=
9+6√2
Bafta :)
(√6 +3)² =
6 + 6√6 + 9 =
15 + 6√6
(√6 + √3)² =
6+2√18 + 3 =
6+2*3√2+3 =
6+6√2+3=
9+6√2
Bafta :)