# math

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why do we use reciprocal in math?

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1. ### math help

could some one please explain to me reciprocal how to find the reciprocal my math home work says find the reciprocal of (-1/8)(13/2)(4) reciprocal you change over so is the -1/8 -8/1 or would it be 8/1 13/2 would be 2/13 4 would be …
2. ### Math

What is a reciprocal A number's "flip". Like if you have 2/3, it's reciprocal would be 3/2. If you have a whole number like 5, for example, than it is understood that there is a 1 under the 5. (5/1) This means that the reciprocal of …
3. ### math

PLease help! anyy would be appreciated !thx what is an example of a quadratic function that touches its axis and also its reciprocal?
4. ### Math

1. evaluate |-14|=14? 2. add -3/5+8/35=13/35?
5. ### Math

I'm having trouble with reciprocal functions. If a graph of a reciprocal function is given, how do you find its equation?
6. ### Math

The sum of the reciprocal of 5 and the reciprocal f 7 is the reciprocal of what number?
7. ### math

1.How is the maximum or minimum point of the original quadratic function related to the maximum or minimum point of its reciprocal function?
8. ### Math

For each function, i) determine the corresponding reciprocal function, y =1/f(x) ii) state the non-permissible values of x and the equation(s) of the vertical asymptote(s) of the reciprocal function iii) determine the x-intercepts …
9. ### math

the sum of the reciprocal of two number is 1/2 twice the reciprocal of the sixth less than five times the reciprocal of the 2nd. what are the original #?
10. ### Math

A positive integer is 2 less than another. If the sum of the reciprocal of the smaller and twice the reciprocal of the larger is 5/12, then find the two integers. algebraic expression is: 1/n-2 + (2)1/n = 5/12

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