Waat is 1 plus 1 I have a metal sick an i don ko alot so plese anser dis qistiom

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Hello can you me find all the products

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?