Question

Me ayudan porfa no entiendo ​

Answer 1

Explicación paso a paso:

1)

$\sqrt{49x^{2} } = 7x\\\\\sqrt[3]{80^{3} } = 80$

2)

7√2 - 3√2 + 5√2

(7 - 3 + 5)√2

9√2

-8√2 - 4√3 + 10√3

-8√2  +(-4+10)√3

-8√2    + 6√3

3)

2√3 . 3√2 = 2×3√3×2 = 6√6

3√8 . 4√3 = 3×4√8×3=12√24