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DISHA PUBLICATION-RELATIONS AND FUNCTIONS-2-EXERCISE-2: CONCEPT APPLICATOR
- If R be a relation from A = {1,2,3,4} to B= {1,3,5} i.e., (a,b) in R...
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- Let r be relation from R (set of real numbers) to R defined by r={(a,b...
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- Let R be a relation on the set of all real numbers defined by xRy iff ...
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- Let f:Rrarr R be a function defined by, f(x)=(e^|x|-e^-x)/(e^x+e^-x t...
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- If X and Y are two non-empty sets where f: X->Y,is function is define...
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- Let f(x)=sinz and g(z)=cos z. If denotes a composition of functions,...
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- If f: R to R, g , R to R be two funcitons, and h(x) = 2 "min" {f(x) - ...
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- The relation R defined in A= {1, 2, 3} by aRb if |a^2-b^2| leq 5. Whi...
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- Let R = {(x, y) : x, y in N and x^2-4xy+3y^2 = 0}, where N is the set...
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- If f(x)=sinx+cosx and g(x)=x^2-1, then g(f (x)) is invertible in the ...
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- If f(x)=x/(x-1), then (fofofo......of)(x) is equal to
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- Statement-1: If f:R to R and g:R to R be two functions such that f(x)...
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- Which of the following functions is NOT one-one ? 1. f:R to R defined...
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- If f(x)=2x+abs(x),g(x)=1/3(2x-abs(x)) and h(x)=f(g(x)), domain of unde...
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- If f(x)=sqrt(3|x|-x-2) and g(x)=sinx, then domain of (fog)(x) is
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- Letf: A rarr B be a function then show that f is a bijection if and on...
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- Let A = N xx N and ** be the binary opertation on A defined by (a, b) ...
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- If the binary operation o. is defined on the set Q^+ of all positive r...
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- Find the inverse of the function: f:(-oo,1]vec[1/2,oo],w h e r ef(x)=2...
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- Let f:N rarr R be the function defined by f(x)=(2x-1)/2 and g:Q rarr Q...
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