Question

What is the area of a rectangle with length (x+3) and (x+4)

Answer 1

Area of rectangle = length *breadth
Therefore x+3*x+4=x² +7x +12
Now put the value of x to find the perfect area

Answer 2

The area of rectangle =length ☓ Breadth.  Area = (x+3) (x+4) Area =x^2 +4x +3x +12. Area = x^2 +7x + 12.