Math Problem Statement

Variant 8 contains the following tasks: 1) Solve 4x^2 - 21y^2 + 16x + 84y + 268 = 0 and find point C(19, -8). 2) Solve x^2 + 4y^2 - 2x - 4y = 2 and find C(1 + √3, 0). 3) Analyze the parabola with directrix y = 13/8, focus F(-1, 19/8), and determine point C (intersection with OY-axis). 4) Solve the equation 2x^2 + 3y^2 - z^2 + 8x - 18y - 2z + 16 = 0.

Solution

Let me analyze the image to extract the mathematical content and solve the problems for you. PIL import Image import pytesseract

Load the uploaded image

image_path = "/mnt/data/1734959460951dpan2pbg.jpg" image = Image.open(image_path)

Use Tesseract to extract text from the image

extracted_text = pytesseract.image_to_string(image, lang="eng+rus")

extracted_textThe extracted text contains some errors due to the image quality or formatting. However, I will reconstruct the mathematical content based on what is visible and correct it where necessary.

Here's the original content interpreted from the image:

Variant 8:

  1. 4x221y2+16x+84y+268=04x^2 - 21y^2 + 16x + 84y + 268 = 0, C(19,8)C(19, -8);
  2. x2+4y22x4y=2x^2 + 4y^2 - 2x - 4y = 2, C(1+3,0)C(1+\sqrt{3}, 0);
  3. The directrix of a parabola has the equation y=138y = \frac{13}{8}, F(1,198)F(-1, \frac{19}{8}) is the focus, and CC is the point of intersection of the parabola with the OYOY-axis.
  4. 2x2+3y2z2+8x18y2z+16=02x^2 + 3y^2 - z^2 + 8x - 18y - 2z + 16 = 0.

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Math Problem Analysis

Mathematical Concepts

Conic Sections
Ellipse
Parabola
Hyperbola
Analytical Geometry

Formulas

General equation of a conic: Ax^2 + Bxy + Cy^2 + Dx + Ey + F = 0
Equation of a parabola: y = ax^2 + bx + c
Distance formula

Theorems

Focus-Directrix property of a parabola
Intersection of conic sections with axes

Suitable Grade Level

Undergraduate or advanced high school (Grades 11-12)