Aisha has 3 pizzas. She is serving each person at a party 3/8 of pizza. How many people can she serve at the party?

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

State one method by which you can recognize a perfect square trinomial.

What is the circumference of a circle with an area of 50.24 cm²?