Question

2la puterea70:8la puterea 23

Answer 1

= 2^70 ÷ 2^69

= 2^(70-69)

= 2

Answer 2

${2}^{70} \div {8}^{23} = {2}^{70} \div { {(2}^{3} )}^{23}$

$= {2}^{70} \div {2}^{3 \times 23} = {2}^{70} \div {2}^{69}$

$= {2}^{70 - 69} = {2}^{1} = 2$