Question

Calculați 1,2 la puterea a doua minus 0,5 la puterea a doua​

Answer 1

${(1.2)}^{2} - {(0.5)}^{2} \\ { (\frac{12}{10}) }^{2} - { (\frac{5}{10}) }^{2} \\ \frac{144}{100} - \frac{25}{100} \\ \frac{119}{100}$