Math, asked by studentayusharyan123, 1 month ago

(9x+8y)^3 please answer

Answers

Answered by Sirat4

0

Answer:

729x³ + 512y³ + 1944x²y + 1728xy²

Step-by-step explanation:

(a + b)³ = a³ + b³ + 3a²b + 3ab²

here a = 9x and b = 8y

(9x + 8y)³ =(9x)³ + (8y)³ + 3(9x)²(8y) + 3(9x)(8y)²

= 729x³ + 512y³ + 1944x²y + 1728xy²

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