Sum
Expand
(4 − p)3
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Solution
(4 − p)3
= `(4)^3 - (p)^3 - 3 xx (4)^2 xx (p) + 3 xx 4 xx (p)^2`
= `64 - p^3 - 48p + 12p^2`
Concept: Expansion of (a - b)3
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