1. There are infinite black and white dots on a plane. Prove that the distance between one black dot and one white dot is one unit. plz

What is the distance between point a and b

Which of these phrases uses parallelism to create a sad tone?

Its due 1. what is the product of 1/2-1/4? write your answer in standard form.a) show your work.b) is the product of 1/2x-1/4 and 5x^2-2x+6 equal to product of 1/4x-1/2 and 5x^2-2x+6? explain your answer.