Answer:
4x^2 + 20x + 25
Explanation:
Expand and simplify:
(2x+5)^2
We can FOIL to expand (2x+5)(2x+5)
First terms (2x*2x) = 4x^2
Outer terms ( 2x*5) = 10x
Inner terms ( 5*2x) = 10x
Last terms ( 5*5) = 25
Add together.
4x^2 + 10x + 10x+25
Combine like terms.
4x^2 + 20x + 25