Mathematics: Multiply and simplify. 3x-3/x^2-1* (x+2)(x+1)/x-1

Multiply and simplify. 3x-3/x^2-1* (x+2)(x+1)/x-1

Ответ:

yasmincastor

31.12.2021

Hello,

If x≠1 and x≠-1 then

$\dfrac{3x-3}{x^2-1}*\dfrac{(x+2)(x+1)}{x-1}=\dfrac{3(x-1)}{x-1}*\dfrac{(x+2)(x+1)}{(x-1)(x+1)}\\=\dfrac{3(x+2)}{x+1}$

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Ответ:

thao5160

04.01.2021

Mathematics

A dot plot titled How many Hours do you Sleep at Night question mark going from 5 to 9. 5 has 2 dots, 6 has 3 dots, 7 has 4 dots, 8 has 3 dots, and 9 has 1 dot.

Step-by-step explanation:

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Multiply and simplify.
3x-3/x^2-1* (x+2)(x+1)/x-1

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