Question

Resolva as expressoes a seguir:

Raiz de 18+ a raiz de 50 - a raiz de 2 - a raiz de 8

Answer 1

√18 + √50 - √2 - √8

= √3^2×2 + √5^2×2 - √2 - √2^2×2

=3√2 + 5√2 - √2 - 2√2

=(3+5-1-2)√2

=5√2

bons estudos