$2^{5} \times 2^{7} = 2$

$4^{7} \times 4^{-2} = 4$

$4^{-5} \times 4^{7} = 4$

$2^{-7} \times 2^{-2} = 2$

$4^{6} \times 4^{-2} = 4$

$\dfrac{3^{12} }{ 3^{2} } = 3$

$\dfrac{6^{3} }{ 6^{7} } = 6$

$\dfrac{9^{-2} }{ 9^{5} } = 9$

$\dfrac{6^{4} }{ 6^{-3} } = 6$

$\dfrac{4^{-4} }{ 4^{-2} } = 4$

$\left(3^{4}\right)^{0} = 3$

$\left(10^{-2}\right)^{-7} = 10$

$\left(7^{-5}\right)^{3} = 7$

$\left(9^{-3}\right)^{3} = 9$

$\left(5^{-1}\right)^{-5} = 5$

$3^{2} \times 10^{2} = $ $ ^{2}$

$3^{2} \times 7^{2} = 21$

$3^{4} \times 4^{4} = $ $ ^{4}$

$10^{2} \times 2^{2} = 20$

$\left(\dfrac{11 }{ 5}\right)^{2} = $ $11$$5$$ $

$\dfrac{6^{5} }{ 3^{5}} = $ $ ^{5}$

$\left(\dfrac{17 }{ 11}\right)^{7} = $ $17$$11$$ $

$\dfrac{33^{7} }{ 11^{7}} = $ $ ^{7}$