Question

X^2-3y/x-y para x=2, y=0

Answer 1

Resposta:

${x^2-3y\over x-y}=\\ \\ para~~~x=2~~~e~~y=0\\ \\ {(2)^2-3(0)\over2-0}=\\ \\ {4-0\over2}={4\over2}=2$