Add. (2x^4+x^3−4x^2+3)+(4x^4−2x^3−x^2+10 x+2)

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Which best explains why this triangle is or is not a right triangle?

Anyone know? will mark brainliest if correct!