Jun 2, 2017 · Answer: t=3/20=0.15 In a laboratory a record of the number of bacteria is kept, in millions, that grow as a function of time for two different samples. If the first sample is expressed by 2^(10t) …

A function has an inverse function if and only if the function is injective. (a) A function that has a two-sided inverse is invertible f (x) = x+2 in invertible.

Jun 27, 2016 · f^-1 (x) = x^2 There is a clear method to find the inverse of a function. Just follow the steps: Write f (x) as y: " "y = sqrtx Swop x and y:" "x = sqrty Make y the subject:" " x^2 = y This is the …

Jul 22, 2017 · f^-1(x)=2x f(x)=y=x-x/2=(2x)/2-x/2=x/2 "rearrange making x the subject" y=x/2rArrx=2y rArrf^-1 (x)=2x graph{(y-1/2x)(y-2x)=0 [-10, 10, -5, 5]}

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