Why is allocating a family’s budget important?

A family budget is essential to managing your money. That's because a family budget helps you: spend your money wisely on the things you must have – these are your needs. ... set aside money for unforeseen expenses – for example, if your car breaks down and needs repairs.

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see attached

step-by-step explanation:

given the function as;

write the equation replacing f(x) with y

form   and fill a table containing values of y with corresponding values of x

you can take a range for   values of x as -3≤x≤3

solving for x=-3

for x=-2

repeat the same procedure to get the values of y for the remaining ,x=-1 to x=3

plot the values of y against values   of x and obtain the following graph