Math, asked by ananyasen4083, 1 month ago

if x+y+4=0 then find the value of x³+y³​

Answers

Answered by testingpurpose152001
1

Answer:

Step-by-step explanation:

if you want an integral value of x³ + y³ then please check the question

otherwise

x³+y³ = (x+y)(x²+y²-xy)

=(x+y)((x+y)² -2xy-xy)

=(x+y)((x+y)²-3xy)

= (-4)((-4)²-3xy)

= -4(16-3xy)

= 12xy-48

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