🧮 algebra
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Percentage Increase
1. **State the problem:** The population of a school increased from 400 to 1000. We need to find the percentage increase in the population.
2. **Formula used:** The percentage incr
Quadratic Inequality
1. **Stating the problem:** Solve the inequality $7x^2 + 21x - 28 < 0$.
2. **Formula and rules:** This is a quadratic inequality of the form $ax^2 + bx + c < 0$. To solve it, we fi
Inecuacion Cuadratica
1. El problema es resolver la inecuación cuadrática general: $$ax^2 + bx + c > 0$$ o $$ax^2 + bx + c < 0$$.
2. Primero, identificamos los coeficientes y la forma de la inecuación.
Inecuacion Cuadratica
1. Planteamos el problema: Resolver la inecuación cuadrática $$4.7x^2 + 21x - 28 < 0$$.
2. Recordemos que para resolver inecuaciones cuadráticas, primero encontramos las raíces de
Line Intersection
1. **State the problem:** We are given two linear equations:
$$y = 3x + 3$$
Distributive Property
1. The problem asks us to fill in the missing numbers in the equivalent expressions using the distributive property for the expression $5 \times \square = 5 \times (5 + 1)$.
2. The
Solve Linear Equation
1. The problem asks to find the value of $x$ in the equation $$\frac{2x+3}{5} = 7.$$\n\n2. The formula used here is to solve linear equations by isolating the variable $x$. The key
Second Difference
1. مسئله: اثبات کنیم که در الگوی درجه دوم، تفاضل تفاضلها دو برابر جمله متناظر است.
2. تعریفها و فرمولها:
Exponential Decay
1. The problem is to analyze the function $y = 100 - 95e^{-0.15t}$.
2. This function models an exponential decay subtracted from a constant, where $e$ is the base of natural logari
تفاضل تفاضل ها
1. مسئله را بیان میکنیم: چرا تفاضل تفاضلها (تفاضلهای دوم) در الگوی درجه دوم برابر با $2a$ است؟
2. در الگوی درجه دوم، تابع به شکل کلی $f(n) = an^2 + bn + c$ تعریف میشود که $a$،
Equation Lineaire
1. Énonçons le problème : Vous souhaitez un exercice de mathématiques.
2. Voici un exercice simple d'algèbre : Résoudre l'équation $2x + 3 = 11$.
Vienadojuma Atrisinajums
1. Uzdevums: Atrisināt vienādojumu, iznesot kopīgo reizinātāju pirms iekavām: $$25x^2 = 5x$$
2. Sākumā pārnesīsim visu vienādojuma daļu uz vienu pusi, lai iegūtu nulles vienādojumu
Sequence Pattern
1. مسئله: دنباله اعداد داده شده به صورت 4/5، 12/7، 4، 20، -12، -28/5، -4 است. هدف یافتن رابطه یا الگوی بین این اعداد است.
2. ابتدا اعداد را به صورت کسری یا عدد صحیح بررسی میکنیم:
Interval Notation
1. The problem is to understand what interval notation is.
2. Interval notation is a way of writing subsets of the real number line.
Number Pattern
1. The problem is to find the value of $5050$ given the pattern:
$$3525 = 60$$
Vienadojuma Atrisinajums
1. Uzdevums: Atrisināt vienādojumu, iznesot kopīgo reizinātāju pirms iekavām: $$25x^2 = 5x$$.
2. Pirmais solis ir pārvietot visas izteiksmes vienā vienādojuma pusē, lai iegūtu null
Simplify Rational
1. **State the problem:** Simplify the expression $$\frac{x^2 + 3x + 2}{3x + 3}$$.
2. **Recall the formula and rules:** To simplify a rational expression, factor both numerator and
Simplify Rational Expression
1. **State the problem:** Simplify the expression $$\frac{-3x^{3} + 9x^{2} + 30x}{-3x^{3} - 18x^{2} - 24x}$$ by factoring and reducing.
2. **Recall the factoring rules:**
Equation Exponentielle
1. Énonçons le problème : résoudre l'équation $2(7)^{2x+3} = 4^{5x-1}$.
2. Rappelons les règles importantes :
Mean Median
1. **State the problem:** We have the data set $\{19, 10, 12, 12, 13, 13, 14, 15, 16, m, n\}$ with unknowns $m$ and $n$. Both the mean and median of this data are 14. We need to de
Quadratic Solution
1. **State the problem:** Solve the quadratic equation $x^2 + 4x = 4$ for $x$.
2. **Rewrite the equation:** Move all terms to one side to set the equation to zero: