Question

2^(3x+2) = 4^(10)
AJUTORRR va rog sa aflati x!!!​

Answer 1

Răspuns:

3

Explicație pas cu pas:

$\displaystyle{ 2^{3x+2} = 4^{10} }$

$\displaystyle{ 2^{3x+2} = (2^{2})^{10} }$

$\displaystyle{ 2^{3x+2} = 2^{20} }$

$\displaystyle{ 3x + 2 = 20 }$

$\displaystyle{ 3x = 20 - 2 }$

$\displaystyle{ 3x = 18 }$

$\displaystyle{ x = 18 : 3 }$

$\boxed{x=3}$