SOLUTION: if the area of a square is 4x^2 +20x +25 , express the length of a side of the square as a binomial in terms of x. 1. 2x+3 2. 2x+5 3. (2x+5)^2 4. x+5

Algebra ->  Test -> SOLUTION: if the area of a square is 4x^2 +20x +25 , express the length of a side of the square as a binomial in terms of x. 1. 2x+3 2. 2x+5 3. (2x+5)^2 4. x+5      Log On


   



Question 935806: if the area of a square is 4x^2 +20x +25 , express the length of a side of the square as a binomial in terms of x.
1. 2x+3
2. 2x+5
3. (2x+5)^2
4. x+5

Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

4x%5E2+%2B20x+%2B25 ...write 4x%5E2 as 2%5E2%2Ax%5E2=%282x%29%5E2, and 25 as 5%5E2
%282x%29%5E2+%2B20x+%2B5%5E2
%282x%2B5%29%5E2+
answer is 3. %282x%2B5%29%5E2