Question

root 2 X square + 7 x + 5 root 2 = 0 ​

Answer 1

Step-by-step explanation:

the is the answer x=-√2 and x=-5√2/2

Answer 2

Answer:

No this answer is wrong

Step-by-step explanation:

$\sqrt{2x {}^{2} } + 7x + 5 \sqrt{2 } =$

$\sqrt{2} {}^{2} \times {x}^{2} + 7x + 5 \sqrt{2}$

Root will be cancelled for root 2 square

$2 \times {x}^{2} + 7x + 7.071$

$2 {x}^{2} + 7x + 7.071$

$7 {x}^{3} + 7.071$