Factorise 8x³+27y³ please answer
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Answered by
81
Given 8x^3 + 27y^3
= > (2x)^3 + (3y)^3
We know that a^3 + b^3 = (a + b)(a^2 - ab + b^2)
= > (2x + 3y)((2x)^2 - (2x)(3y) + (3y)^2)
= > (2x + 3y)(4x^2 - 6xy + 9y^2).
Hope this helps!
= > (2x)^3 + (3y)^3
We know that a^3 + b^3 = (a + b)(a^2 - ab + b^2)
= > (2x + 3y)((2x)^2 - (2x)(3y) + (3y)^2)
= > (2x + 3y)(4x^2 - 6xy + 9y^2).
Hope this helps!
siddhartharao77:
:-)
Answered by
19
Hey dear here is your answer......
hope it may help u !!!!
hope it may help u !!!!
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