16x²+40x+25
Factor the trinomial.

Please give an explanation if you can :)

(4x × 5)² or  (4x × 5) (4x × 5)

Step-by-step explanation:

FOIL- first outer inner last

4x times 4x = 16x²

4x times 5 equals 20x, 4x times 5 again is 20x

combine the two terms and get 40x

5 times 5 is 25

so 16x²+40x+25

7

step-by-step explanation:

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