Question

determinati termenul necunoscut x,stiind ca 2³¹+2³⁰+3²⁹=x×2²⁸.​

Answer 1

Răspuns:

${2}^{29} \times (2 {}^{2} + 2 + 1) = {2}^{28} \times x = > 7 \times {2}^{28} = x \times {2}^{28} = > x = 7$