What is the area of the figure?

a.
39 sq m

b.
36 sq m

c.
12 sq m

d.
9 sq m

If g(x) is an odd function, which function must be an even function?

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Math it's appreciated. (picture provided)