Dla punktu P:
f(x) = (2√2)^x
x = -1
f(-1) = (2√2)^(-1) = 1/(2√2) = √2/4
y = 1/2
f(x) = y
1/2 = (2√2)^p
log₂(1/2) = plog₂(2√2)
p = log₂(1/2) / log₂(2√2) ≈ -0.7937
P = (-1, 1/2, -0.7937)
Dla punktu Q:
y = 8
8 = (2√2)^q
log₂(8) = qlog₂(2√2)
q = log₂(8) / log₂(2√2) ≈ 2.8284
Q = (2.8284, 8)
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Dla punktu P:
f(x) = (2√2)^x
x = -1
f(-1) = (2√2)^(-1) = 1/(2√2) = √2/4
y = 1/2
f(x) = y
1/2 = (2√2)^p
log₂(1/2) = plog₂(2√2)
p = log₂(1/2) / log₂(2√2) ≈ -0.7937
P = (-1, 1/2, -0.7937)
Dla punktu Q:
f(x) = (2√2)^x
y = 8
f(x) = y
8 = (2√2)^q
log₂(8) = qlog₂(2√2)
q = log₂(8) / log₂(2√2) ≈ 2.8284
Q = (2.8284, 8)