Math Problem Statement
- Carilah kemiringan dan titik potong sumbu y pada persamaan garis berikut ini:
a 3x - 2y + 12 = 0
b. 2x-5y-10-0
2.4x - 8y = 10 2. Untuk setiap pasangan titik-titik koordinat berikut canlah persamaan garis lurusnya:
a. (3.5) dan (10.2)
b. (-6,-4) dan (10.8)
- Untuk setiap pasangan titik koordinat dan kemiringan (m) berikut ini tentukan persamaan garis lurusnya:
a. (2,6), m = 0.4
- Tentukan himpunan penyelesaian dari sistem persamaan linier berikut dengan metode eliminasi:
b. (5,8), m = - 1.6
a. 2x - 2y = 5t 3x-2y-4
b. 4x + 3y = 16 dan x- y = 4
- Tentukan himpunan penyelesaian dari sistem persamaan linier berikut dengan metode substitusi:
x - y = 21 2x+3y=9
x - y = - 1 6. Tentukan dari sistem persamaan linier berikut dengan metode determinan:
dan aligned 2x + 2y = 12
a.x+y-5 dan 2x + 3y = 12 b. 2x - 3y = 13 1x + y = 15
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Slope-Intercept Form
Systems of Linear Equations
Elimination Method
Substitution Method
Determinants
Formulas
y = mx + c (Slope-Intercept Form)
Slope Formula: m = (y2 - y1) / (x2 - x1)
System of Linear Equations: ax + by = c
Determinant of a 2x2 Matrix
Theorems
Elimination Method
Substitution Method
Determinant Theorem
Suitable Grade Level
Grades 10-12
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