Question

3^19•25^9)^2:15^36 vă rog!​

Answer 1

Răspuns:

${( {3}^{19} \times {25}^{9} ) }^{2} \div {15}^{36} ={ ( {3}^{19} \times {5}^{18} ) }^{2} \div {15}^{36} = {(3 \times {3}^{18} \times {5}^{18} })^{2} \div {15}^{36} = {(3 \times {15}^{18} )}^{2} \div {15}^{36} = {3}^{2} \times {15}^{36} \div {15}^{36} = {3}^{2} = 9$

Answer 2

Răspuns:

(3¹⁹ₓ25⁹)² : 15³⁶ =

= 3³⁸ₓ25¹⁸ : 15³⁶

= 3³⁸ₓ5³⁶ : 3³⁶ₓ5³⁶

= 3³⁸⁻³⁶ₓ5³⁶⁻³⁶

= 3²ₓ5⁰

= 9ₓ1

= 9