Question

1. solve.
a-5 whole cube 3​

Answer 1

Step-by-step explanation:

(a-5)^3

=> a^3 - 3(a^2)(5) + 3(a)(5^2) - (5)^3

=> a^3 - 15a^2 + 75a - 125

[ 5 square is 25

25 x 3 = 75

5 cube is 125 ]

[ formula used -- ( a - b )^3 = a^3 - 3(a^2)b + 3a(b^2) - b^3 ]

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