Find the range of the function (1)/(2cos...

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

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SURA PUBLICATION-SETS RELATIONS AND FUNCTIONS-EXERCISE 1.3

State whether the following relations are functions or not. If it is a...
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Let A ={ 1,2,3,4,} and B = { a,b,c,d }. Give a function from A to B f...
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Let A ={ 1,2,3,4,} and B = { a,b,c,d }. Give a function from A to B f...
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Let A ={ 1,2,3,4,} and B = { a,b,c,d }. Give a function from A to B f...
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Let A ={ 1,2,3,4,} and B = { a,b,c,d }. Give a function from A to B f...
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Find the domain of (1)/(1-2sinx).
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Find the largest possible domain of the real valued function f(x) = (s...
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Find the range of the function (1)/(2cosx-1).
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Show that the relation xy = -2 is a function for a suitable domain. Fi...
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If f,g : RR to RR are defined by f(x) = |x| +x and g(x) = |x|-x, find ...
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If f,g,h are real valued function defined on R, then prove that (f+g...
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If : RR to RR is defined by f(x) = 3x-5, prove that f is a bijection a...
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The weight of the muscles of a man is a function of his body weight x ...
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The distance of an object falling is a function of time t and can be e...
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The total cost of airfare on a given route is comprised of the base co...
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A salesperson whose annual earnings can be represented by the function...
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The function for exchanging American dollars for Singapore Dollar on a...
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The owner of a small restaurant can prepare a particular meal at a cos...
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The formula for converting from Fahrenheit to Celsius temperatures is ...
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A simple ciphertakes a number and codes it, using the function f(x) = ...
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