đ§Ž algebra
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Income Tax
1. **State the problem:**
Mr Simba's monthly salary is 35000 and his wife's monthly salary is 23000. We need to find the total income tax they pay in one year based on the tax rate
Car Premium
1. We start with the initial value of the car, which is $1000000$.
2. The value of the car depreciates by $5\%$ every year, so the value at the end of each year can be calculated a
Simplification Radical
1. Ãnonçons le problème : calculer et simplifier l'expression $10\sqrt{7} + 9\sqrt{15} + 10\sqrt{7} + 9\sqrt{15}$.
2. Regroupons les termes semblables :
Developper Riducire
1. Le problème est de dÊvelopper et rÊduire l'expression $$(\sqrt{3} - 2)(\sqrt{3} - 2).$$
2. On applique la formule de dÊveloppement pour le produit de deux binômes identiques : $
Sum Alternating
1. Ų
ØŗØĻŲŲ ØąØ§ Ø´ØąØ Ų
ÛâØ¯ŲÛŲ
: Ø¯ŲØ¨Ø§ŲŲ $$5-10+15-20+25-30+\cdots+95-100$$ ØąØ§ Ų
ÛâØŽŲØ§ŲÛŲ
ØŲ ÚŠŲÛŲ
.
2. اÛŲ Ø¯ŲØ¨Ø§ŲŲ Ø´Ø§Ų
Ų ØŦŲ
ŲØ§ØĒ Ø˛ŲØŦ Ø§ØŗØĒ ÚŠŲ Ø¨Ų ØĩŲØąØĒ Ų
ØĢبØĒ Ų Ų
ŲŲÛ Ø¨Ų ØĒØąØĒÛØ¨ ØĒÚŠØąØ§Øą Ų
ÛâØ´ŲŲØ¯.
Square Root
1. We are asked to simplify the expression \(\sqrt{x}\).
2. The square root function \(\sqrt{x}\) represents the principal (non-negative) number which when squared gives \(x\).
Series Sum
1. Stating the problem: Simplify the series $5 - 10 + 15 - 20 + 25 - 30 + \ldots + 95 - 100$.
2. Notice the pattern: the terms alternate between adding and subtracting multiples of
Square Product
1. State the problem: Simplify and calculate the value of the expression $$(0-6)^2(9-0)^2(5-12)^2$$.
2. Simplify inside the parentheses:
Simple Interest
1. āĻĒā§āϰāĻļā§āύāĻāĻŋ āĻšāϞā§: āĻŦāĻžāϰā§āώāĻŋāĻ āĻāϤ āĻšāĻžāϰ āϏā§āĻĻā§ āĻā§āύ āĻŽā§āϞāϧāύ ā§§ā§Ļ āĻŦāĻāϰā§āϰ āĻŽā§āύāĻžāĻĢāĻž āĻāϏāϞ⧠āϤāĻŋāύ āĻā§āĻŖ āĻšāĻŦā§?
2. āĻ
āϰā§āĻĨāĻžā§ ā§§ā§Ļ āĻŦāĻāϰ⧠āĻŽā§āϞāϧāύ $P$ āĻĨā§āĻā§ $3P$ āĻšāĻŦā§āĨ¤
Solve Rational Equation
1. **Stating the problem:** We need to solve the equation $$\frac{1200}{x} - \frac{1200}{x+2} = 20$$ and interpret the geometry of the rectangle with dimensions labeled as describe
Sum Difference
1. Stating the problem: Find two numbers $x$ and $y$ such that their sum is 12 and their difference is 4.
2. Write equations from the problem:
Percentage Calculation
1. āĻĒā§āϰāĻļā§āύāĻāĻŋ āĻšāϞ, "āĻāϤā§āϤāϰ 20% āĻšāĻŦā§"āĨ¤ āĻ
āϰā§āĻĨāĻžā§, āĻāĻŽāϰāĻž āĻāĻžāύāϤ⧠āĻāĻžāĻ āĻāĻāĻāĻŋ āϏāĻāĻā§āϝāĻžāϰ 20% āĻāϤ āĻšā§āĨ¤
2. āĻā§āύ⧠āϏāĻāĻā§āϝāĻžāϰ 20% āĻĒāĻžāĻā§āĻž āϝāĻžā§ āϏāĻāĻā§āϝāĻž à 20/100 āĻŦā§āϝāĻŦāĻšāĻžāϰ āĻāϰā§āĨ¤
Percent Value
1. āϏāĻŽāϏā§āϝāĻž: āĻŦā§āϝāĻŦāĻšāĻžāϰāĻāĻžāϰā§āϰ āϧāĻžāϰāĻŖāĻž āϝ⧠āĻāϤā§āϤāϰāĻāĻŋ 20% āĻšāĻŦā§ āϤāĻž āϝāĻžāĻāĻžāĻ āĻāϰāĻžāĨ¤
2. āϝāĻĻāĻŋ āĻā§āύāĻ āύāĻŋāϰā§āĻĻāĻŋāώā§āĻ āĻĒā§āϰāĻļā§āύ āĻŦāĻž āĻāĻŖāύāĻžāϰ āĻĒā§āϰāϏāĻā§āĻ āĻĨāĻžāĻā§, āϤāĻž āϏā§āĻĒāώā§āĻ āĻāϰāϤ⧠āĻšāĻŦā§āĨ¤
Compound Interest Rate
1. āĻĒā§āϰāĻļā§āύāĻāĻŋāϤ⧠āĻŦāϞāĻž āĻšāϝāĻŧā§āĻā§, āĻāĻāĻāĻŋ āĻ
āϰā§āĻĨā§āϰ āĻŦāĻžāϰā§āώāĻŋāĻ āϏā§āĻĻā§āϰ āĻšāĻžāϰ āĻāϤ āĻšāϞ⧠⧧ā§Ļ āĻŦāĻāϰ⧠āϏā§āĻāĻžāϰ āĻŽāĻžāύ āϤāĻŋāύ āĻā§āĻŖ āĻšāϝāĻŧāĨ¤
2. āĻāĻāĻžāύ⧠āĻŽā§āϞāϧāύ $P$, āϏāĻŽāϝāĻŧ $t=10$ āĻŦāĻāϰ āĻāĻŦāĻ āĻĒāϰāĻŋāĻŽāĻžāĻŖ $A=3P$ (ā§Š āĻā§āĻŖ) āĻāĻŖāύāĻž āĻāϰāϤ⧠āĻšāĻŦā§ āĻŦāĻžāϰā§āώāĻŋāĻ āϏā§
Simplify Radical Division
1. The problem is to simplify the expression \( \frac{4}{\sqrt{5} - \sqrt{2} - \sqrt{6}} \).\n\n2. First, identify the denominator: \( \sqrt{5} - \sqrt{2} - \sqrt{6} \). The goal i
Simplify Fraction
1. The problem asks to simplify the expression $$\frac{\frac{y}{\sqrt{5}} - \sqrt{2} - \sqrt{6}}{\sqrt{5} - \sqrt{2} - \sqrt{6}}$$ and express it clearly.
2. First, rewrite the num
Cyclist Time
1. The problem states a cyclist travels 20 km at an average speed of $x$ km/h.
2. (a) The time taken for this journey is distance divided by speed, which is $$\frac{20}{x}$$ hours.
Simplification Racines
1. Ãnonçons le problème : Simplifier l'expression $$\frac{y}{\sqrt{y^{2}-16}} - \frac{x}{\sqrt{x^{2}-16}}$$ et comparer avec $$\frac{2y}{\sqrt{y^{2}-16}} - \frac{2x}{\sqrt{x^{2}-16
Logarithm Properties
1. **Problem a:** Write the scientific form of 0.006237 and find the characteristic of its logarithm.
- First, write 0.006237 in scientific notation. Move the decimal 3 places righ
Solve Quadratics
1. Stating the problem:
Solve the system:
Function Inverses
1. The problem states two functions. First, \( f(x) = \sqrt{x+1} - 1 \) with its inverse \( g(x) = x+1 \).
2. The domain of \( f \) is \( x \geq -1 \) because the expression under