Question

Raiz quadrada(64)-4•(-5)-(-3)elevado a 2 +(-3)

Answer 1

(64)-4×(-5)-(-3)^2+(-3)
(64)-4×(-5)-9+(-3)
(64)+20-9+(-3)
(64)+21+(-3)
(64)+21-3
64+18=82

Answer 2

(64)-4•(-5)-(-3)elevado a 2 +(-3)

8 +20 - 9 - 3
 28 - 12
16