🧮 algebra
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Polynomial Weighted Sum
1. **State the problem:**
Given a polynomial $$P(x) = a_0 + a_1 x + a_2 x^2 + \cdots + a_n x^n$$ with non-negative integer coefficients, we know:
Ig1 Cycle Test
1. Factorise fully.
(i) Factorise $27y^2 - 3$
Coefficients Power Series
1. **State the problem:** We want to find the coefficients $a_0$, $a_1$, and $a_2$ in the power series expansion of $$\left(\frac{1}{1-x}\right)^2 = \sum_{n=0}^\infty a_n x^n$$ whe
Quadraticequations
1. We are asked to find the coordinates of point A where the line $y = 2x + 1$ intersects the curve $y = \frac{5}{x+1} + 2$.
2. To find the intersection, set the two equations equa
Series Inverse Integers
1. **Problem:** Find the coefficients $a_0$, $a_1$, and $a_2$ in the power series expansion $$\frac{1}{(1 - x)^2} = \sum_{n=0}^\infty a_n x^n$$ for $|x| < 1$.
**Step 1:** Recall th
Quadratic Vertex
1. **State the problem:** We need to find the maximum or minimum points of the quadratic function $$y=x^2+3x-28$$ using symmetry, and then sketch the graph showing all axis interce
Matrix Determinants
1. Find the determinant of matrices:
i.
Continued Fraction
1. **Stating the problem:**
The problem involves evaluating a very complex continued fraction with 2025 layers, involving fractions with denominators 113, 242, 355, and so forth, a
Number Pattern
1. பிரச்சினையை விளக்குக: 64. 6423 = 36 மற்றும் 2553 = 36 எனப்பட்டுள்ளன.
2. இதில் வேறுபாடு என்ன என்பதை கண்டறிவோம். 6423 மற்றும் 2553 எண்ணிக்கை இரண்டிலும் 36 என்று இருக்கிறது. 3762 இ
Line Points Distance
1. **Problem 1:** The line $12 = ax + by$ intercepts the coordinate axes at points with $x$-intercept $2$ and $y$-intercept $-3$. Find which of the given points lies on this line.
Sum Roots Squares
1. مسئله اول: معادله $$x^4 + (m-3)x^3 + m = 0$$ دارای سه ریشه حقیقی متمایز است و میخواهیم مجموع مربعات ریشهها را پیدا کنیم.
2. فرض کنیم ریشهها $$x_1, x_2, x_3, x_4$$ باشند.
Parabola Directrix
1. **State the problem:** We need to find the equation of the directrix of the parabola given by $$y^2 + 4y + 4x + 2 = 0.$$
2. **Rewrite the equation:** Group the $y$ terms to comp
Roots Double
1. مسئله: داریم معادله $x^2 + 2x - 4 = 0$ که ریشههای آن $\alpha$ و $\beta$ هستند. میخواهیم معادلهای را پیدا کنیم که ریشههای آن $2\alpha$ و $2\beta$ باشد.
2. ابتدا رابطههای مرب
Roots And Extrema
1. مسئله اول: اگر \( \alpha \) و \( \beta \) ریشههای معادله \( 3 = x^3 - x - 2 \) باشند، مقدار \( \beta^4 - 12\alpha^4 \) را پیدا کنید.
2. ابتدا معادله را به شکل استاندارد بنویسیم
Value Expression
1. **State the problem:** Given that $m+n=3$, find the value of the expression $$2m^2 + 4mn + 2n^2 - 6.$$
2. **Rewrite and simplify the expression:** Notice we can group the terms
Roots Product
1. مسئله: معادله $x^2 + mx + 2 = 0$ دارای دو ریشه حقیقی متمایز و هر دو ریشه منفی است.
2. برای معادله درجه دوم $x^2 + mx + 2 = 0$ ریشه ها را با $x_1$ و $x_2$ فرض کنیم.
Find Sum Squares
1. **State the problem:** We are given positive integers $a$ and $b$ such that $$a^2 + 2ab - 3b^2 - 41 = 0$$ and we need to find the value of $$a^2 + b^2$$.
2. **Rewrite the given
Polynomial Coefficients
1. The problem states we have a polynomial $$P(x) = a_0 + a_1 x + a_2 x^2 + \cdots + a_n x^n$$ with non-negative integer coefficients $a_i$.
2. Given:
Solve Equations
1. Given are several equations involving variables $P$ and $Q$:
$P = -4Q + 40000$
Multiple Choice Questions
1. Problem: Find the negative integer solutions to the inequality $x > -4$.
The integers greater than $-4$ are $-3, -2, -1, 0, 1, \ldots$, but the problem asks for negative integer
Product Sum
1. **State the problem:** We are given a function
$$f(m,n) = \prod_{k=m}^n \left(1 - \frac{1}{k}\right)$$