Question

HOLA GUYS


L.C.M of
$( {a}^{3} + {b}^{3} )and \: ({a}^{4} - {b}^{4} )$
PLZZ ANSWER
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Answer 1

Answer:

(a+b)(a ^2-ab+b^2)

Step-by-step explanation:

a^3+b^3=?

we now that,

(a+b)^3=a^3+b^3+3ab(a+b)

from that

a^3+b^3=(a+b)^3-3ab(a+b)

=(a+b)(a+b)^2 -3ab(a+b)

=(a+b)[(a+b)^2-3ab]

=(a+b)[a^2+2ab+b^2-3ab]

=(a+b)[a^2-ab+b^2]

Answer 2

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