jazi100617 jazi100617

02-10-2018
Mathematics

contestada

What is the LCM of xy(x + 1) and x(x + 2)?

A.x2(x + 3)

B.x2(x + 1)(x + 2)

C.xy(x + 1)(x + 2)

D.xy(x + 3)

Respuesta :

saadhussain514 saadhussain514

03-10-2018

Answer

The answer is (C)

Explanation

[tex]xy (x + 1), x(x+2)[/tex]

By multiplying x in equation

[tex]y(x^2 + x), x^2 + 2x[/tex]

[tex]y(x^2 + x), x(x+2)[/tex]

All the 4 factors are (x^2 + x), y, x, (x + 2)

So, the LCM is

[tex]xy(x + 1)(x + 2)[/tex]

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