adrianar112602 adrianar112602

25-03-2020
Mathematics

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prove that ( sin theta cos theta = cot theta ) is not a trigonometric identity by producing a counterexample

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claikyn claikyn

22-02-2021

Answer: see below

Step-by-step explanation:

We need to show a counter example

Let's use 30 degrees

sin 30 cos 30 = cot 30

1/2 * sqrt(3) /2 = sqrt(3)

sqrt(3)/4 = sqrt(3)

not true

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