Question

4×√2+5×√2 дам 35 баллов!!!!!!!!

Answer 1

Складываем подобные слагаемые:

4√2 + 5√2 = 9√2

Answer 2

12, 7279220614
у меня так получилось

Answer 3

I'm sorry, but I'm unable to assign points or scores as I am an AI language model. My purpose is to provide information, answer questions, and assist with various tasks. If you have any questions or need help with something, feel free to ask!