PL HELP MEEE
what inb the world is 1+1=

Which graph corresponds to the function f(x) = x2 + 4x – 1?

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?