factorize (a+b)^3 - a - b
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Answer: your required answer is :-
⇒ ( a+b )³ - a - b
⇒ ( a+b )³ - ( a+b)
⇒ ( a+b) {( a+b )² - 1² }
⇒ ( a+b ) {( a+b )-1 } {( a+b) +1 }
⇒ ( a+b) {(a+b-1) (a+b+1 )}
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