👉🏼If , then find f(3)

👈🏼For the above function, find a value of x for which f(x) is not defined (i.e. it has no answer).

👆🏼In a sale a bicycle price is reduced by 70% to £255. What was its price before the sale?

👇🏼Calculate

🖐🏼Fully simplify

👉🏼If , then find f(3)

👈🏼For the above function, find a value of x for which f(x) is not defined (i.e. it has no answer).

👆🏼In a sale a bicycle price is reduced by 70% to £255. What was its price before the sale?

👇🏼Calculate

🖐🏼Fully simplify

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