The Graph of F Is Given Below

question 113

Essay

The graph of f is given below. State, with reasons, the number(s) at which
(a) f is not differentiable. (b) f is not continuous.

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Definitions:

Disposable Income

The economic resources households are left with for spending and saving after income tax charges.

Autonomous Consumption

The level of consumption that occurs when income levels are zero, reflecting basic consumption needs that do not depend on income.

Autonomous Consumption

Autonomous consumption is the level of consumption that occurs when income levels are zero, reflecting the basic level of consumption that is needed for survival.

Disposable Income

Post-tax disposable income that households can allocate for spending and saving.