I need help finding the domain of a function.
Can anyone just give me a detailed example?

The value √10 and √15 are plotted on the number line

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

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.