what is the formula of a plus b ka whole cube
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The formula is (a-b)³=a³-3a²b+3ab²-b³. You convert it to (a-b)³=a³-3ab(a-b)-b³ for an illustration. ...You take the drawing of the formula (a+b)³=a³+3a²b+3ab²+b³ from aboveand replace a by the difference a-b. Then the edges are (a-b)+b withdifferent combinations (on the left).
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a cube plus b cube + 3 a square B Plus 3 a b square
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