Question

How do you factor `2c^2-36c+162`?

Answer 1

2(c - 9)^2

Explanation:

`f(x) = 2y = 2(c^2 - 18c + 81).` Factor y.
`y = c^2 - 18c + 81 = (c - 9)^2`
`f(x) = 2(c - 9)^2`