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In order for 1/x^2 to be true, what can't x equal? In other words, f(x)=1/x^2 has a domain of what?

2006-10-30 09:13:04 · 13 answers · asked by ChocolateCoveredGoodness 5 in Science & Mathematics Mathematics

13 answers

We have f(x) = 1/x^2

Put x= 0

then f(0) = 1/0^2 = 1/0 ==> impossible

Domain of x : R/{0} (e.g: real numbers but 0 is
not include there)

2006-10-30 09:34:17 · answer #1 · answered by frank 7 · 1 0

This function has a vertical asymptote at x=0, meaning x cannot equal 0. Domain is all x except 0.

2006-10-30 09:25:44 · answer #2 · answered by Action 4 · 0 0

It has a domain of all real numbers not equal to 0. Every other number works.

2006-10-30 09:14:59 · answer #3 · answered by Daniel 2 · 2 0

in case you have x/y = 0, then multiply the two factors via y to acquire x = 0. that is not significant what y is as long as y isn't 0 itself. x/y = 0 isn't comparable to x = y for in actuality a similar reason. x might desire to be 0 in the 1st equation, yet while x = y then y may well be 0, and you are able to truly not divide via 0. in case you're making use of in many cases used gadgets (and you may desire to be - T might desire to be in seconds and g might desire to be in meters in line with 2nd squared), then L will yield meters. achieved!

2016-10-16 13:35:09 · answer #4 · answered by ? 4 · 0 0

x cannot equal 0

2006-10-30 09:22:14 · answer #5 · answered by Lola 3 · 0 0

If i recall, x cannot be equal to 0 because it would make the denominator equal to zero and nothing can be divided by zero. I hope that helps.

2006-10-30 09:14:59 · answer #6 · answered by //// 3 · 2 0

You can't divide by zero.
x^2 = 0 when x = 0
Domain = all real numbers except 0.

2006-10-30 09:15:15 · answer #7 · answered by MsMath 7 · 0 0

zero 0

2006-10-30 09:20:23 · answer #8 · answered by big ray 3 · 0 0

x cannot equal zero because you cannot divide by zero
the domain is all real numbers where x does not equal zero

2006-10-30 09:14:55 · answer #9 · answered by Anonymous · 2 0

x cannot equal zero, because you cann't divide a number by 0.

2006-10-30 11:38:01 · answer #10 · answered by Sherman81 6 · 0 0

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