Answer:

Step-by-step explanation:

Please find attached photograph for your answer.
Answer:
f(x)=log5x
x>0
all real number
Step-by-step explanation:
Answer:
£78.4
Step-by-step explanation:
Since he earns £9.80 per hour, we multiply this by how many hours there are. So £9.80 times 8 is £78.4. I hope this helps!