Use pascal triangle to expand and simplify (5x+4y)³

asked Aug 18, 2022 24.5k views

4 votes

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2 votes

Answer:

125x³+240xy²+64y³ +300yx²

Explanation:

Row of pascals triangle to use is 1 3 3 1

For binomial expansion, use a³ +3a²b+3ab²+b³

Turankonan answered Aug 23, 2022

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