Question

Calcule as sequintes somas algébricas:
a) 6√8+32-2√50=
b)√100+√27-2√75+2√3=
c)2√24+√54-2√150+5√6=
d)√18a²+√50a²-√98a²+√2a²=

Answer 1

FATORANDO 8= 2 AO CUBO
FATORANDO 50= 2. 5 AO QUADRADO
6.2√2 + 32 - 2. 5√2 =
12√2 - 10√2 + 32 =
2√2 + 32 =
2( √2 + 16)

Answer 2

√
a)

6 x 2√2 + 32 - 2 x 5√2=

12√2 - 10√2 + 32=

2√2 + 32= 2(√2 + 16)