In , , where . If , find the value of…

MATHEMATICS · Subjective · A Level · Mathematics · Trigonometry · Trigonometry

Problem

In △ABC\triangle ABC, a:b:c=(1+x):1:(1−x)a:b:c=(1+x):1:(1-x), where x∈(0,1)x\in(0,1). If ∠A=π2+∠C\angle A=\frac{\pi}{2}+\angle C, find the value of xx.

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