Frequent Questions about our Solver

The problem

Click to see the original problem

Hi there,

could you please explain how this answer of 1 came to be? I just can't work it out sorry.

Appreciate your help.

Kind regards,


Answer provided by our tutors

 We are applying Zero exponent rule: 

Any non-zero base with an exponent of zero is equal to one or 'a^0 = 1', where 'a' is not equal to '0'.

← Previous Problem Next Problem →