Questions related to the teaching and learning of mathematics.

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1answer
335 views

preparation for calculus [closed]

What are the differences in the level and kind of preparedness for calculus typically found in students beginning a calculus course at a university in the USA today, and those beginning such a course ...
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3answers
32 views

What is the difference between the derivative of a sine function between the degrees and radian values?

Is the derivative of the sine function, where the angle is measured in degrees, the same as the derivative of the sine function, where the angle is measured in radians.? Please spare me the ...
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2answers
90 views

Mathematics problems clock

Long ago, I had an idea of creating (actually, labeling) a clock that will have, instead of the numbers 1,…,12, important mathematical problems whose solution turned out to be that number. Such a ...
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0answers
28 views

question on Stieltjes-Lebesgue Measure [closed]

I began learning Real Analysis last year and always couldn't find someone to answer my questions till I found this site recently. Hope can find some answer here :) And...BTW, how to display LaTeX ...
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0answers
24 views

Is this correct? A snail climbs up a 20 metre wall. [duplicate]

A snail climbs up a 20 metre wall. Every hour it climbs up 5 metres then slides back 3 metres. How long does it take the snail to climb up the wall. My solution: By 16 m, the snail would have taken 8 ...
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1answer
32 views

Can i calculate velocity at a point P without using calculus in this case

I actually wanted to understand calculus. And read many a times, that concept of differentiation is about splitting the path into infinitesimally small divisions. In most cases the such division is ...
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1answer
49 views

Learning way and Resource for Complete math Subject. [closed]

I want to learn [self learning] Mathematics from basic.What is the order [like 1) arithmetic,2) Geometry,Etc..] to learn the maths? and what is the best resource to that particular subject?
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1answer
34 views

This is regarding a verbal math problem [closed]

A Shopkeeper buys sweets at 11 for a rupee. He bought an equal number of sweets at 10 for a rupee. he sold all the sweets at 8 for a rupee. find loss or gain % Please solve this for me. I am not able ...
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1answer
587 views

Determine sin cos and tan from slope? NON CALCULator

I am used to finding this by drawing the triangle and knowing the angle measurement. With the angle measurement i can find sin cos and tan. But i dont have angle all I have is line. I have put a ...
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3answers
231 views

Are there a mathematical theorieshelp us to prove $ i^2={-1}$? [closed]

We know that $ i²$=$-1$ made a great move to a new and wide ensemble group $\mathbb{C} $, but always we want to know how $i²$=$-1$ , students asked how we could prove it ? i: is the imaginary ...
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votes
4answers
110 views

Complete instead of Complex, Irregular instead of Imaginary

Will the terms complex and imaginary ever be replaced? At least within beginning classes? I imagine it is more of a kind of hazing into the "mathemitician's club" to allow the terms to confuse ...
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3answers
435 views

Software for helping kids learn advanced mathematics? [closed]

What is the best software for helping a 10-year-old learn about advanced mathematics?
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1answer
34 views

Get sides of triangle with only angle as given?

Can someone tell me how to get the sides of triangle(opposite,adjacent and hypotenuse) if i only have an angle as given? I got the angle by getting using atan2(y-y,x-x); Now i want to get the sides ...
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1answer
98 views

Elementary Algebra question

Ok guys so I've been out of school for eight years, never used algebra again, also I was forcibly removed from school in 9th grade. I need to ask a few questions on Elementary Algebra, what are the () ...