Question

the length of the rectangle is 2 x + 5 units and its breadth is 2 x minus 5 units find its area is term of ex what will be the area if x is equal to 10 find​

Answer 1

Answer:

Step-by-step explanation:

Area of a rectangle = l x b

Given : l =2x+5 and b = 2x-5

Area = 10 square units

Applying given values

10 = (2x+5)(2x-5)

10 = 4x² - 25

4x² = 10+25

x² = 35/4

x = √35÷2