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olganol [36]
3 years ago
5

Happy Black Friday Plz help

Mathematics
1 answer:
Llana [10]3 years ago
5 0
X=40 that’s the answer
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Tan theta -1=0 could be rewritten as tan Ф = 1.  The tangent function is 1 at Ф = π/4.  As the period of the tangent function is π,

tan Ф = 1 will be true for Ф = π/4 + π, or (5/4)π.

The solution set is {π/4, 5π/4}.

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