Question

0,2 la puterea 3 +o, 3 la puterea 2+1,3 la puterea 2 - 21,7 la puterea 0​

Answer 1

0,008 +0,04 +1,69-1 = 0,81

Answer 2

Răspuns:

(0,2)³ + (0,3)² + (1,3)² - (21,7)⁰

= (1/5)³ + (3/10)² + (13/10)² - 1

= 1/125 + 9/100 + 169/100 - 1

= 1/125 + (9+169)/100 - 1

= 1/125 + 178/100`² - 1

= 1/125 + 89/50 - 1

= (2+445-250)/250

= 197/250

= 0,788