Trent announced to his class that 15) is -5 and |- 5| is 5. Heather disagreed with him. She said that |- 5| and 151 are both 5. Who, if either, is correct? *

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )

won't that be plagrisim thought?

step-by-step explanation:

x = 3 ± √(5+y)

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.