Answer: b,
Step-by-step explanation:
Answer:
f(0,0)=ln19
Step-by-step explanation:
is given as continuous function, so there exist and it is equal to f(0,0).
Put x=rcosA annd y=rsinA
we know that , so we have that
So f(0,0)=ln19.
Answer: A
Step-by-step explanation:
Answer:3
Step-by-step explanation: