Question

solve this problem please​

Answer 1

Step-by-step explanation:

please write down in which class do you study

Answer 2

Answer:

$\boxed{\begin{array}{l | n | r}\sf x+2&\sf 2x^2+2&\sf2x-4\\ &\sf2x^2+4x\\ & ( - )\:( - )\\&\rule{55}{0.8}\\&\sf\qquad-4x+2\\ &\sf\qquad-4x-8\\ &\qquad( + )\:\:( + )\\&\quad\rule{60}{0.8}\\&\qquad\qquad\sf10\end{array}}$