1.

Factorise:a³+b³+a+b​

Answer»

-STEP EXPLANATION:a^3+b^3+a+b(a^2+b^2=a^2+ab+b^3)=(a+b)(a^2+ab+b^2)+(a+b)=(a+b)(a^2-ab+b^2+1)Markme as BRAINL..



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