What is the range of y=|f(x)| if the f(x)=-x²?

What's the difference between: x≥0 and nonnegative integer. ?

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.