Question

Efectuati: c) 15^38÷-(3^19)^2=

Answer 1

$\frac{15^{38}}{-(3^{19})^2}= \frac{(3*5)^{38}}{-3^{38}} =-5^{38}$

Answer 2

${15}^{38} \div - ( {3}^{19} ) {}^{2}$
$= 15 {}^{38} \div ( - {3}^{38} )$
$= - {5}^{38}$