Question

find the value of 25 ^3 BY THE SHORT CUT METHOD . STEP BY STEP BY THE HELP OF FORMULA (a+b)^3 = a^3 + 3a^2b + 3ab^2 + b^3
please give answer ​

Answer 1

Answer:

(25)³ = (20+5)³

Using (a+b)³=a³+b³+3ab(a+b)

(20+5)³=(20)³+(5)³+3(20)(5)(20+5)

= 8000+125+7500

=15625

Therefore,

(25)³=15625

Answer 2

Step-by-step explanation:

(25)^3=(12+13)^

=(12)^3+(13)^3+2(12)(13)(12+13)

=1728+2197+7800

=11725

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