Factor the expression below
x^2-49

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck

On a piece of paper graph f(x)=5•(0.4)^x

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?