Need help on questions 3,4 & 5

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.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Use the distributive law to multiply. 3(4x + 5y + 6)