Question

2 elevado a x + 5 + 2 elevado a x + 4 + 2 elevado a x + 3 = 28​

Answer 1

Respuesta:

$x^{2} +5+x^{2} +4+x^{2} +3=28$

Explicación paso a paso:

x^{2} +5+x^{2} +4+x^{2} +3=28

1x^{2}+1x^{2}+1x^{2}=28-5-4-3

3x^{2}=16

x^{2}=16:3

x^{2}=5,33...

x^{2}=53/10^{2}

x^{2}=2809/100