Question

1- Efetue
a) 38-41
b) 4r? +7yº+2r-2y =
c) 6a-46-3a + 2b =
d) 13 y' +8v? -9y-
e) 7y2-3y2 +5y' +7y' =
1) 6r+4rº-9r+lr
g) 98-3r' + @r' - 3y - 5y =
h) 5r-6r* +13y-7y=
1) Sax - 3y + 4by-2ax + 4ar-10by =
) &r-(-10x)+(-3.x)​

Answer 1

Resposta:

-14

1ry

6h

993ly

6+⁷j9

82⁸ll

H²o

7⁷g

lo

72p

65⁰jk-6l