Let f be a continuous function from a topological space x to ir. let a elementof ir and let a = { x elementof x: f(x) = a} show that a is closed in x

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

Given: pb tangent pv, pu secants if m = 80° and m = 30°, then m 3 = 55 40 25