Mathematics
OpenStudy (anonymous):

Simply (1/7)^2 =

OpenStudy (aroub):

=1/49

OpenStudy (anonymous):

1/49

OpenStudy (anonymous):

1/49

OpenStudy (dumbcow):

whenever you have a fraction raised to a power, you can split the fraction as so $\large (\frac{1}{7})^{2} = \frac{1^{2}}{7^{2}} = \frac{1}{49}$