Need help with my test plz just number 1

Algebra 1: unit 6 part 2 of test a) the table shows a linear function. x 0 1 2 3 5 13 21 29 37 45 53 (a) determine the difference of outputs of any two inputs that are 1 unit apart. show your work. (b) determine the difference of outputs of any two inputs that are 2 units apart. show your work.

What is the perimeter of square abcd? units units 28 units 37 units

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?