Question

Please answer this question...

Its very urgent..........​

Answer 1

Answer:

not sure but answer would be -1

Step-by-step explanation:

(-9)³+(5)³+(4)³

(-9+5+4)³ .............take cube common

(-4+4)³............solve brackets

-1³

cube of -1 is -1 so answer is -1

hope it helps you........

Answer 2

Answer:

if (a+b+c)=0

then a³+b³+c³=3abc

so (-9)³+(5)³+(4)³=3×(-9)×5×4=

-540