Show that is strictly increasing, by using the property .
Mathematics Challenge Deduce the cubic formula of a depressed cubic general form , via or . Show the method and the derived formula. Copy/Spam not allowed!!!!!
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December 2022
Mathematical Challenge An incircle of a radius is placed inside the triangle that is centered at . , , and is each leg of the vertices , , and . What are the lengths of each perpendicular that belong to the natural numbers, if ? Hint: Area of...
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December 2022
Topic- Permutation and Combination are three natural numbers such that . How many solutions are there to ? Question:- I tried to find the number of ways while not considering the order, by considering 7 as a sum of seven 1s. By putting two + to I found...
If are natural numbers such that , how many solutions are there to ?
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December 2022
Math Quiz Topic: Independent Events How many rectangles are there? Or, how many squares are there?
Quiz: Equations Derive the quadratic formula.
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December 2022
Question If three from 5 males and 4 females are chosen, how many combinations are there to choose at least 1 male? What is the correct method? Please solve this question. A. Choosing 1 male in advance. (84) B. Excluding the 0 male cases. (80)
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December 2022
Math Quiz Find the only prime number in the form of [tex]n^3+1[/tex].
Express , , for , using golden ratio .
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December 2022
Topic: Trigonometry(Sublime Triangle and Golden Gnomon) Find basic trigonometric ratios([tex]\sin[/tex], [tex]\cos[/tex], [tex]\tan[/tex]) for [tex]18^{\circ}[/tex] and [tex]36^{\circ}[/tex].
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December 2022
Challenge! Rationalize the denominator of [tex]\dfrac{1}{\sqrt[3]{4} +\sqrt[3]{6} +\sqrt[3]{9} }[/tex].
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December 2022
Math Quiz Solve using substitution. My request: Don't use factor theorem here. Please show the method.
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December 2022
I made this own question, challenge yourself! A portfolio is a method of minimizing the risk of loss by investing in different markets. An investment organization tries a portfolio. The company will first deposit in a risky investment good which has an average of 15% quarterly gain. After a quarter,...
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December 2022
Accountancy Derive the rule of 72, and explain its use. Need quality answers. Spams are reported.
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December 2022
The lever in the scissor is (a) Class 1 lever (b) Class 2 lever (c) Class 3 lever Need quality answers. Spams will be reported right then.