Question

para x=4, qual o valor de

[(x^-2)^2 + x^2 × x^-3]÷x^5

Answer 1

[(4^-2)^2 + 4^2 + x^-3] : x^5
[(1/16)^2 + 4^2 + 4^-3] : x^5
[1/256 + 16 + 1/64] : 4^5
[1/256 + 16 + 1/64] : 1024