A few days ago
Anonymous

Multiply the Following.?

Multiply

(s + t) (s^2 – st + t^2)

Top 1 Answers
A few days ago
Fire

Favorite Answer

(s+t) (s^2 – st + t^2)

do it one by one: this is the same as:

s (s^2 – st + t^2) + t (s^2 – st + t^2)

so now we have

s^3 – s^2t + st^2 + s^2t – st^2 + t^3

and you will see that all the numbers between s^3 and t^3 cancel each other out so you end up with:

(s^3 + t^3) as the answer.

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