Question

URGENTE PRA AGR!

c) -x -1, para x= 1 e y = 1
- - -
y 2 3

d) (x-y)•(y-2x) para x= -2 e y = -1
-
2
2
e)x - 3x + y, para x = -2 e y = -5

2
f) (a+b) , para a =5 e b = -3

Answer 1

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