Is it possible that the image of a point after a reflection could be the same point as the preimage? explain

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b