Consider the following functions. f={(−5,2),(1,1),(−1,−1)}
and

g={(−3,0),(5,5),(1,2)}

Find (f+g)(1).

(f+g)(1) =

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)