Question

if a=3;b=1.check (a+b)(a-b)=a²-b²​

Answer 1

Step-by-step explanation:

(3+1)+(3-1)=9-1

9-3+3-1=9-1

9-1=9-1

Answer 2

Answer:

HEY HERE'S YOUR ANSWER

Step-by-step explanation:

LHS

(3+1)(3-1)

=(4)(2)

=8

RHS

(3)²-(1)²

=9 - 1

=8

Since, LHS = RHS

Therefore (a + b)(a - b) = a² - b²