Question

if a+b=5and a- b=2 then value of a square - b square is​

Answer 1

Answer:

10

Step-by-step explanation:

(A+B)(A-B) = A^2- B^2

(5)(2) = 10

Answer 2

Answer:

10

Step-by-step explanation:

(a+b)(a-b)

a^2-b^2

5×2=10