Instructions

What will come in place of the question mark (?) in each of the following questions ?

Question 135

$$\sqrt{?}-11=\sqrt{1521}$$

Solution

Expression : $$\sqrt{?}-11=\sqrt{1521}$$

=> $$\sqrt{x} - 11 = 39$$

=> $$\sqrt{x} = 39 + 11 = 50$$

=> $$x = (50)^2 = 2500$$

Share on Whatsapp Share on Whatsapp

Create a FREE account and get: