Maths B
posted by Rianna .
(a) What is the inverse of the function y = 3x2 ?
(b) On the same set of axes, without the use of a graphical calculator, graph the original
function and its inverse.
(c) Is the inverse of the function also a function? Explain your decision.

a. Y = 3x^2.
X  3y^2.
y^2 = x/3.
Y = sqrt(x/3).
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