Question

What is an equation for the function that gives the values in the table?

xl 2 l 3 l 4 l
yl10l13l16l

In other words, x-2, y-10, x-3 y-13, x-4 y-16

Answer 1

(2,10), (3,13), (4,16).

Y = mX + b.

m = (13-10) / (3-2) = 3.

Y = 3*2 + b = 10,
6 + b = 10
b = 4.

Eq: Y = 3X + 4.