Answer:
4800 good luck
Step-by-step explanation:
18.95
ln 2 x ln (4x) = 3
ln 4x = = 3 / ln 2
ln4x = 3 / 0.69315 = 4.3281
4x = e^4.328 = 75.80
x = 18.95.
x = 10.8
Explanation:
using cosine rule:
Answer Choice A
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