Question: Determine the x-intercept of the logarithmic function f(x) = log(base 2)(3x) - 4.5.
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If the radius of a circle is 5 units, what is the value of y when x = 3 in the circle equation?
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Math question: In triangle ABC, angle B measures 45 degrees and angle C measures 90 degrees. If the angle bisector of angle A intersects BC at point D, and AD measures 8 units, what is the length of CD?