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If a function g={(1,1),(2,3),(3,5),(4,7)...

If a function `g={(1,1),(2,3),(3,5),(4,7)}` is described by `g(x)=alphax+beta,` find the values of `alphaa n dbetadot`

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RD SHARMA ENGLISH-FUNCTION-All Questions
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  2. If the mapping f:{1,\ 3,\ 4}->{1,\ 2,\ 5} and g:{1,\ 2,\ 5}->{1,\ 3} ,...

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  3. If a function g={(1,1),(2,3),(3,5),(4,7)} is described by g(x)=alphax+...

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  4. If f(x)=-4-(x-7)^3 , write f^(-1)(x)dot

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  5. Let A={x in R :-1lt=xlt=1}=B and C={x in R : xgeq0} and let S={(x ,\...

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  6. f: R->R given by f(x)=x+sqrt(x^2) is (a) injective (b) surjective (...

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  7. If f: A->B given by 3^(f(x))+2^(-x)=4 is a bijection, then A

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  8. The function f: R->R defined by f(x)=2^x+2^(|x|) is (a) one-one and on...

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  9. Let the function f: R-{-b}->R-{1} be defined by f(x)=(x+a)/(x+b) , a!=...

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  10. The function f: A->B defined by f(x)=-x^2+6x-8 is a bijection, if A=(-...

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  11. Let A={x in R :-1lt=xlt=1}=B . Then, the mapping f: A->B given by f(...

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  12. Let f: R->R be given by f(x)=[x]^2+[x+1]-3 , where [x] denotes the gre...

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  13. Let M be the set of all 2xx2 matrices with entries from the set R o...

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  14. The function f:[0,\ oo)->R given by f(x)=x/(x+1) is (a) one-one and on...

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  15. The range of the function f(x)=\ ^(7-x)P(x-3) is (a) {1, 2, 3, 4, ...

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  16. A function f from the set of natural numbers to integers is defined by...

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  17. Let f be an injective map. with domain (x, y, z and range (1, 2, 3), s...

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  18. Which of the following function from Z to itself are bijections? f(x)=...

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  19. Let A=[-1,1]dot Then, discuss whether the following functions from A t...

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  20. Let A{x :-1lt=xlt=1}a n df: Avec such that f(x)=x|x|, then f is (a) bi...

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