Question

Log2 x + log raiz quadrada de 2 x =-3
socorroooo

Answer 1

issu mesmo tem q estudadas a

Answer 2

log2 x + log√2 x = -3
log2 x + log2 x / log2 √2 = -3
log2 x + log2 x / 1/2 = -3
log2 x + 2. log2 = -3
log2 x + log2 x² = -3
log2 (x. x²) = -3
(x³) = 2-³
x³ = 1/8
(x)³ = (1/2)³
x = 1/2 ✓

bônus:
log2 √2 = n
2ⁿ = √2
2ⁿ = 2¹/²
n = 1/2

log2 x / 1/2
log2 x * (2/1)
2. log2 x
log2 x²