i) (a + b)^2 – (a – b)^2 — A) 2(a^2 + b^2 ) ii) (a + b)^2 + (a – b)^2 — B) 2ab

Question

Match the following group A to B. Choose correct mapping of the following 

Group – A — Group – B 

i) (a + b)² – (a – b)² — A) 2(a² + b² ) 

ii) (a + b)² + (a – b)² — B) 2ab 

iii) (a + b)² – (a² + b² ) — C) 4ab 

Choose the correct answer : 

A) i – B, ii – C, iii – A 

B) i – C, ii – A, iii – B 

C) i – C, ii – B, iii – A 

D) i – A, ii – B iii – C

Answer 1

B) i – C, ii – A, iii – B