What was the purpose of the tennessee valley authority (tva) during the great depression?
a) to insure bank deposits in the united states
b) to create job opportunities in national parks
c) to reduce farm surpluses and raise agricultural profits
d) provide electrical power to an poor and rural regions of the u. s.

D) provide electrical power to an poor and rural regions of the U.S.

Amath expression is a collection of one or more terms, which are separated by the signs ( + , - , x , / ).example :   8+b8+b  or  a−3a−3in algebra, an equation is a mathematical statement with two expressions where, each expression is separated by an equal (=) sign. variables can be present on both the sides of the equality (=) sign and we use letters to denote such variables.example 1:   x=4+2x=4+2  , [here, we can observe that the variable is present only on one side of the equation].example 2:   2x+3=x+42x+3=x+4  , [here, we can observe that the variables are present on both side of the equation].

Nestor foreshadows the plan of the suitors to kill telemachus through his account of what happened to agamemnon who was murdered by people around him. despite this telemachus was reassured that his voyage was going to be safe with the of athena.