HELP WITH THIS https://gyazo.com/2cb34fe9772132a765b7af421889130c
#HELP ME
vapid thorn
frank sluice
\begin{align*} 2^{2x+2} + 2^{x+2} = 24 &\Rightarrow 2^{x+2}(2^x+1) = 2^3\times 3 \&\Rightarrow x+2=3 \quad x=1\end{align*}\
So $x=1$ and hence $x^{2023}+x^{2022}+x^{2021} = 3 = 2x+x² = x+2$
cyan sandBOT
happy fäf
viral bear
\begin{align*} 2^{2x+2} + 2^{x+2} = 24 &\Rightarrow 2^{x+2}(2^x+1) = 2^3\times 3...
Good solution. Cleaner than mine
frank sluice
Thanks obama
vapid thorn
Hey Faf
frank sluice
Yes Sameerr
cyan sandBOT
happy fäf
vapid thorn
But they never gave 3 as an option
frank sluice
You have to check which of the options give answer 3 when x=1