214 views

### What is the division of $1/0$? [duplicate]

It's approximate value, its infinite I know it but I want to know atleast the value upto $7$ decimal values.
173 views

### Dividing a number by zero [duplicate]

Why can't you divide a number by zero? It is possible to say $\sqrt{-1}$ is an imaginary number $i$, but why can't you say $\frac{1}{0}$ is also an imaginary number $z$ (for example)?
338 views

### why can't we divide by zero ?! [duplicate]

in arabic sites which is interested in maths , i find many topics like ,here is a proof that 0=2 . and we answer that the proof is wrong as we can't divide by zero . but i really wonder , why ...
631 views

### Will Division by Zero be Defined Eventually? [duplicate]

Possible Duplicate: Division by $0$ I've always been inclined to believe that x/0 = NaN is a placeholder for a character or constant that no one has ...
196 views

### Division by zero [duplicate]

Possible Duplicate: Division by $0$ Everyone knows that $(x/y)\times y = x$ So why does $(x/0)\times 0 \ne x$? According to Wolfram Alpha, it is 'indeterminate'. What does this mean? ...
115 views

### Does dividing by zero ever make sense? [duplicate]

Good afternoon, The square root of $-1$, AKA $i$, seemed a crazy number allowing contradictions as $1=-1$ by the usual rules of the real numbers. However, it proved to be useful and ...
232 views

### $\frac 00=$ ? Why It is un answerable? [duplicate]

Possible Duplicate: Division by $0$ What will be the answer if zero$(0)$ divided by zero$(0)$ Why It is un answerable? $$\frac 00=\space ?$$ Thanks in Advance, Vicky
121 views

### Is $\frac 1 0$ undefined or equal to $\tilde{\infty}$? [duplicate]

Is $\displaystyle\frac 1 0$ undefined or equal to $\tilde{\infty}$? I know that $\displaystyle\lim_{x\to0}\frac 1 x=\tilde{\infty}$, how about $\displaystyle\frac 1 0$? Thank you. p.s. ...
195 views

### $\frac{-1}{0}$ is infinity or -infinity? [duplicate]

Possible Duplicate: Division by $0$ I was solving a question for my brother today when i got this doubt, i I arrived at the answer as $\frac{-1}{0}$ Will the answer be infinity since ...
91 views

### What is the exact value of $1\over0$? [duplicate]

Possible Duplicate: Division by $0$ What is the exact value of $1\over0$? In $y=$ $1\over{x}$, it shows it is $\infty$ and $-\infty$ (infinite and minus infinite).
183 views

### Why is $\frac{x}{0}$ undefined? [duplicate]

Possible Duplicate: Division by $0$ The way I see things (and I know most will scoff) is some math doesn't align to common sense. Why does $x^{0}=1$? You are taking x zero times. Why not ...
88 views

### Why is dividing by zero = undefine. [duplicate]

I know that $a\cdot\left(\frac1a\right)=1$ as long as $a$ is not $= 0$, but when we divide $(\frac a0)$ is $=$ we say it's undefined. why is it really undefined? what's the big conspiracy here.
85 views

### Zero divided by zero [duplicate]

I'm relearning mathematics by reading through What is Mathematics?. It begins by explaining the natural numbers, introducing the following property: $a.0=0$ To make $a$ the subject, I would divide ...
2k views

### How fundamental is the fundamental theorem of algebra?

Despite its name, its often claimed that the fundamental theorem of algebra (which shows that the Complex numbers are algebraically closed - this is not to be confused with the claim that a polynomial ...
1k views

### Is there a natural way to extend repeated exponentiation beyond integers?

This question has been in my mind since high school. We can get multiplication of natural numbers by repeated addition; equivalently, if we define $f$ recursively by $f(1)=m$ and $f(n+1)=f(n)+m$, ...

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