125 a cube plus b cube + 64 C cube minus 60 ABC
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125a³+b³+64c³-60abc
(5a)³+(b)³+(4c)³-3(5a)(b)(4c)
[5a+b+4c][5a²+b²+4c²-(5a)(b)-(b)(4c)-(4c)(5a)]
[5a+b+4c][25a²+b²+16c²-5ab-4bc-20ac]
this above questuon is solve by identitity
x³+y³+z³-3xyz=.....................
plz ask in comment if dont understand
(5a)³+(b)³+(4c)³-3(5a)(b)(4c)
[5a+b+4c][5a²+b²+4c²-(5a)(b)-(b)(4c)-(4c)(5a)]
[5a+b+4c][25a²+b²+16c²-5ab-4bc-20ac]
this above questuon is solve by identitity
x³+y³+z³-3xyz=.....................
plz ask in comment if dont understand
Answered by
2
Answer:
o bhai maro mujhe. maro yeh toh maths hai
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