Question

If a= -3 , b= 5,then find the value of (a+b) (a-b)?​

Answer 1

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a = (-3)

b = 5

Now,

=> (a+b) (a-b)

=> ( -3+5 ) ( -3×5 )

=> (2)(-15)

=> (-30)

Answer 2

Answer:

(a+b)=(a-b)

let find,

(-3+5) = (-3-5)

2. = -8