Question

What is the value of x³ + y³ when x= 3 and y=4?​

Answer 1

You do (3)*(3)*(3)= 27
Then you do (4)*(4)*(4)= 64
Now you add them 27*64= 1728

I know this is correct because I am doing the same thing in my math class.
Hope this helps. :)