Question

P cube minus p + 1 cube​

Answer 1

Answer:

here is the answer

p^3+(p+1) ^3

=p^3+p^3+1+3p^2+3p

=2p^3+3p^2+3p+1

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Answer 2

Answer:

(3p^2+3p+1)

Step-by-step explanation:

p^3-(p+1)^3

using identity x^3-y^3=(x-y)(x^2+y^2+xy)

(p-p+1)(p^2+(p+1)^2+p(p+1))

(1)(p^2+p^2+1+2p+p^2+p)...[using identity (x+y)^2=x^2+y^2+2xy{for (p+1)^2 }]

(1)(3p^2+3p+1)

(3p^2+3p+1)