Whats the LCM of 4, 8 and 10

Ill mark the brainliest if you me with the these three questions 7,8,9

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

Parallelogram efgh is a rectangle. he = 6, and fe = 8. find ge: and find fj: