Given Equation: We are given the trigonometric equation tgx=1, which means we are looking for the angle x for which the tangent is equal to 1. To solve for x, we need to find the angle whose tangent value is 1. The tangent of an angle in a right triangle is the ratio of the opposite side to the adjacent side. We know that the tangent of 45 degrees (or π/4 radians) is 1 because in an isosceles right triangle, the opposite and adjacent sides are equal, making their ratio 1. Therefore, x=45 degrees or x0 radians.
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