Question

expand (k+4)^3 by using expansion formula​

Answer 1

Answer:

(k+4)³

(a+b)³= a³+b³+3a²b+3ab²

--------->

(k+4)³

= (k)³+(4)³+3(k)²(4)+3(k)(4)²

= k³+64+12k²+48k

---------> k³+12k²+48k+64

Step-by-step explanation:

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