What is the equation of a circle whose center is at the origin and whose radius is 16? x 2 + y 2 = 4
x 2 + y 2 = 16
x 2 + y 2 = 256

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

Analyze the diagram below and complete the instructions that follow. how to find tan