Question

2^(x+1)+2^(x+2)+2^(x+3)

Answer 1

Explicación paso a paso:

por propiedad distributiva:

${2}^{x + 1} + {2}^{x + 2} + {2}^{x + 3 } = {2}^{x + 1} \times (1 + 2 + 4) = 7 \times {2}^{x + 1} = 14 \times {2}^{x}$