Question

if a=4 and b=5, find the value of a3+b3-3a2b+3ab2.​

Answer 1

Step-by-step explanation:

a3+b3-3a2b+3ab2=(a-b)^3+6b^3

-1+750=749

Answer 2

Answer:

249

Step-by-step explanation:

(refer attachment)

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