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A simple ciphertakes a number and codes ...

A simple ciphertakes a number and codes it, using the function f(x)=3x-4. Find the inverse of this function, determine whether the inverse is also a function and verify the symmetrical property about the line y-x (by drawing the lines).

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The correct Answer is:
`(x+4)/(3)`
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FULL MARKS-SETS, RELATIONS AND FUNCTIONS-Exercise -1.3
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  3. Write the values of f at -3,5,2,-1,0 if f(x)={(x^(2)+x-5, if," "x in(-...

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  4. Find the domain of (1)/(1-2sinx).

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  5. Find the largest possible domain of the real valued function f(x) = (s...

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  6. Find the range of the function (1)/(2cosx-1).

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  7. Show that the relation xy = -2 is a function for a suitable domain. Fi...

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  8. If f,g,h are real valued function defined on R, then prove that (f+g...

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  10. The weight of the muscles of a man is a function of his body weight x ...

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  12. The total cost of airfare on a given route is comprised of the base co...

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  14. The function for exchanging American dollars for Singapore Dollar on a...

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  15. The owner of a small restaurant can prepare a particular meal at a cos...

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  16. The formula for converting from Fahrenheit to Celsius temperatures is ...

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  17. A simple ciphertakes a number and codes it, using the function f(x)=3x...

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