1.

Use the identify (a + b) (a – b) = a2 – b2 to find the product.(x + 6) (x – 6)

Answer»

(a + b) (a – b) = a2 – b2 

Here a = x,b = 6 

(x + 6)(x – 6) = x2 – 62 

= x2 – 36



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