Which algebraic expression show the verbal expression “k squared minus 11”? a. 2k - 11 b. 2(k - 11) c. (k - 11)2 d. k2 - 11 a. b c d

How do i do this? i don’t understand

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?