Question

Urgent va roggggggggghhhhgggggg

Answer 1

$\frac{4(4^{4}+1) }{ 4^{3} } - \frac{1}{ 4^{2} } = \frac{ 4^{4}+1 }{ 4^{2} } - \frac{1}{ 4^{2} } = \frac{ 4^{4}+1-1 }{ 4^{2} } = \frac{ 4^{4} }{ 4^{2} }= 4^{2} = 16$