homtjapa17
homtjapa17
09-05-2020
Mathematics
contestada
if x^2+y^2=49,xy=7 find x^3-y^3
Respuesta :
danielesartori
danielesartori
09-05-2020
Answer: 0
Step-by-step explanation: First substitute 7 for x and y
7^3-7^3 = 0
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