Abox at a yard sale contains 3 different china dinner sets, each consisting of 5 plates. a customer will randomly select 2 plates to check for defects. what is the probability that the 2 plates selected will be from the same dinner set?

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?