Question

find the value of x3 + y3 + 3xy2 + 3x2y if x = 3 , y = 4​

Answer 1

Answer:

343

Step-by-step explanation:

x³ + y³ + 3xy² + 3x²y

3³ + 4³ + 3(3)(4)² + 3(3)²(4)

27 + 64+ 3(3)(16) + 3(9)(4)

27 + 64 + 9×16 + 3×36

27 + 64 + 144 + 108

343

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