Math Problem Statement

Graph the trigonometric function: f(x) = 5/2 * tan(x - 5π/4) + 4. Drag the (smaller) blue point to adjust the vertical stretch, the diamonds to adjust the horizontal asymptotes and stretch, and the (larger) purple point to adjust the placement of the entire graph.

Solution

The image you've provided contains the graph of a transformed trigonometric function, specifically the tangent function, and instructions for adjusting its vertical stretch, horizontal asymptotes, and overall placement.

The function represented in the graph is:

f(x)=52tan(x5π4)+4f(x) = \frac{5}{2} \tan \left( x - \frac{5\pi}{4} \right) + 4

Analysis of the Transformation:

  1. Vertical Stretch: The factor 52\frac{5}{2} in front of the tangent function causes a vertical stretch by a factor of 52\frac{5}{2}. This means that the amplitude of the graph (the distance from the midline to the peaks and troughs) is increased by this factor.

  2. Horizontal Shift: The term x5π4x - \frac{5\pi}{4} inside the tangent function indicates a horizontal shift to the right by 5π4\frac{5\pi}{4} units.

  3. Vertical Shift: The term +4+ 4 outside the tangent function shifts the entire graph upward by 4 units, moving the midline from y=0y = 0 to y=4y = 4.

  4. Asymptotes: The tangent function has vertical asymptotes where the argument of the tangent function is an odd multiple of π2\frac{\pi}{2}. With the horizontal shift of 5π4\frac{5\pi}{4}, the asymptotes are adjusted accordingly.

Would you like further details on any of the transformations or any help with the graph itself?

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Math Problem Analysis

Mathematical Concepts

Trigonometric Functions
Tangent Function
Graph Transformation

Formulas

f(x) = 5/2 * tan(x - 5π/4) + 4

Theorems

Transformation of Functions

Suitable Grade Level

Grades 9-12