Question

(7-6)³-[4-(5²-2²).7] me ajuda pfvv

Answer 1

${1}^{3} - (4 - (25 - 4) \times 7) = \\ 1 - (4 - 21 \times 7) = \\ 1 - (4 - 147) = \\ 1 - ( - 14 3) = \\ 1 + 143 = \\ 144$
Resposta: 144.

Answer 2

(1)-[4-(25-4)•7]
1-[4-21•7]
1-[4-147]
1-[-143]
1+143
144