Question

A 2‐⁴.2⁷
B 5-².5-³
C 7⁷÷7⁴

Answer 1

$2^{-4} *2^{7}$

$2^{-4+7}$

$2^{3}$

$5^{-2} *5^{-3}$

$5^{-2+(-3)}$

$5^{-2-3}$

$5^{-5}$

$7^{7} :7^{4}$

$7^{7-4}$

$7^{3}$