Maths (465 + 415) 2 - 4 × 465 × 415 = ?

(465 + 415)² - 4 × 465 × 415 = ? - - (465 + 415) 2 - 4 × 465 × 415 = ?  Maths in hindi,  number system  3160 question answers in hindi pdf   3500 questions in hindi, Know About 2500 Maths online test Maths MCQS Online Coaching in hindi quiz book     3600