Question

The area of a square is 4x2+20x+25. Write the expression to represent the side of the square.

Answer 1

Answer:

I will suggest to confirm this and before submitting..

Step-by-step explanation:

area of square = 1/2 (x)²

4x²+20x+25 =1/2 x²

8x²+40x+50-x²=0

7x²+40x+50=0

this is the ans but for further solution I also solved it through quadratic formula..

x= (-20+5√2)/7