AM-872

Linear law

A Math · Secondary 3 · Hard · Linear law

The variables

x

and

y

(with

y>0

) are related such that a straight-line graph is obtained when

\ln y

is plotted against

x^2

. The line passes through

(1,\,3)

and

(5,\,1)

on this graph. Find the value of

y

when

x=3

Loading problem…