Math Problem Statement

اگر جملات یک الگوی درجه دوم a,-8,-9,-8,b,... باشند،حاصل 2a-b کدام است؟

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Quadratic Sequences
Linear Systems

Formulas

Quadratic sequence formula: a_n = An^2 + Bn + C
Linear equations for finding A, B, and C from sequence
Expression for finding 2a - b

Theorems

Solving systems of linear equations
Quadratic equation

Suitable Grade Level

Grades 9-11