$$18 \times 8 + (?)^{2} = (15)^{2}$$
Expression : $$18 \times 8 + (?)^{2} = (15)^{2}$$
=> $$144 + ?^2 = 225$$
=> $$? = \sqrt{225 - 144} = \sqrt{81}$$
=> $$? = 9$$
Create a FREE account and get:
Detailed syllabus & Topic-wise Weightage
By proceeding you agree to create your account
Free CAT Syllabus PDF will be sent to your email address soon !!!
