If the equation is solved using successive approximation, select the value of x after the following interactions .
2^x+3=3^-x
Choses below
1 iteration: x= -5/4 , 5/4 , -3/2 , 3/2
2 iteration: x= -5/4, 5/4, -9/8 , 9/8
3 iteration: x= 9/8 , 19/16 , -19/16 , -9/8