Question

If x + y = 5 and xy = 6 then x3 + y3 =?

Answer 1

Answer:

35

Step-by-step explanation:

when we add 2 and 3 is 5, and when we multiply them, the answer is 6... so, x=2 and y=3

so x cube + y cube = 2cube + 3cube

8 + 27 = 35

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