mysteryrat mysteryrat

31-03-2017
Mathematics

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(picture included precalc)
Which of the following best describes the solution?
a. The Pythagorean identity was applied incorrectly.
b. The equation was factored incorrectly.
c. The inverses were taken incorrectly.
d. There is no error in the solution.

picture included precalc Which of the following best describes the solution a The Pythagorean identity was applied incorrectly b The equation was factored incor class=

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Аноним Аноним

31-03-2017

Ans is b. The equation was factored incorrectly.

as sin^2x - 3sinx + 1 = 0 does NOT factor to (sinx - 3)(sinx + 1) = 0

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