Q3. Write the formula of
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Step-by-step explanation:
(a+b)³ = a³+b³+3ab(a+b)
=a³+b³ +3a²b+3ab²
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4
Step-by-step explanation:
( a + b )³ = a³ + b³ + 3ab ( a + b )³
( or )
= a³ + b³ + 3a²b + 3ab²
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