Question

the value of 7^3+9^3-16^3

Answer 1

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Step-by-step explanation:

Continued ..

25^3–16^3–9^3

a^3+b^3+ c^3 - 3abc = (a+b+c)(a^2-b^2-c^2-ab-bc-ca).

a =25, b = -16 ,c =-9

a+b+c = 25+(-16)+(-9)

= 25–16–9

= 25–25

=0

25^3 + (-16^3) + (-9)^3 = 3(25)(-26)(-9)

25^3+(-16)^3+(-9)^3 = 10,800

Ans: 10,800