Question

3 radical din 2x+7=0 rezolvati in R ecuatia

Answer 1

3√2x = - 7 
x = - 7 / 3√2 = - 7√2 / 3√2√2= - 7√2 / 3·2 = - 7√2 / 6 

Answer 2

$\displaystyle 3 \sqrt{2} x+7=0 \\ 3 \sqrt{2} x=0-7 \\ 3 \sqrt{2} x=-7 \\ x=- \frac{7}{3 \sqrt{2} } \\ x=- \frac{7 \sqrt{2} }{6}$