Question

If x+y=8 and xy =15 find the value of x³+y³.​

Answer 1

Answer:

152

Step-by-step explanation:

let x= 5 and y= 3

x + y = 8

5 + 3 = 8

xy = 15

5 × 3 = 15

x³ + y³ = ?

5³ + 3³ = ?

125 + 27 = 152

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