Urgente, por favor sendo a = (aij)2x2, onde aij = 2i - j, e b = (bij)2x2, com bij = j - i, determine a) 4a b) a-b c) bt d)2a-ae e) a11 b11 f) a 22 b 12

The bike store marks up the wholesale cost of all the bikes they sell by 30% and andre wants to buy a bike that has a price tag of 125 what was the wholesale cost of the bike

True or false look at the picture pls : /

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}.