Question

find the number in place of question mark ....... explain with logic​

Answer 1

Answer: D

⇒7² - (4² + 3²)   = 24 can be written as 42

⇒8² - (6² + 3²) = 19 can be written as 91

⇒9² - ( 5² + 3²) = 47  can be written as 74