Question

Va rog ajutatima am nevoie urgent plsss! ​

Answer 1

Răspuns:

a)

${2}^{31} + {2}^{33} = {2}^{31} (1 + 4) = {2}^{31} \times 5$

b)

${3}^{23} - {3}^{21} = {3}^{21} (9 - 1) = {3}^{21} \times 8$

c)

${2}^{50} - {2}^{47} = {2}^{47} (8 - 1) = {2}^{47} \times 7$

d)

${7}^{45 } + {7}^{43} = {7}^{43} (49 + 1) = {7}^{43} \times 5 \times 10$