Solution - Power equations

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-45" was replaced by "^(-45)".

Step  1  :

Equation at the end of step  1  :

  4 • (2)(-45)

Step  2  :

Dividing exponents :

 2.1    2²   divided by   2⁴⁵   = 2^{(2 - 45)} = 2^(-43) = ¹/_2⁴³

Final result :

   1                                    
  ——— = 1.13687 • 10-13 
  243