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f:R→Rgivenas f(x)3x+7,forallxeR= |
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Answer» let x and y belongs R f(x) = f(y) 3x + 7 = 3y + 7 x = y So, one - one f(x) = 3x + 7 = y x =( y - 7)/3 f inverse (x) = (x-7)/3 So, onto |
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