Question

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

Answer 1

$7\times 7 \times {7}^{3} = 7 \times 7 \times 7 \times {7}^{2} =$
$= 49 \times 7 \times 49 = 343 \times 49 =$
$= 16807$

Answer 2

7•7⁴= 7^5 = 16807.....