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DrikaRock
@DrikaRock
October 2020
2
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7- Calcule os produtos entre os monomios :
a) (2x) . (3x)
b) (-3y) . (4y)
c) (5a) . (-3b)
d) (-4xy) . (3xy)
e) (-5ab) . (3a)
f) (-ab) . (abc)
g) (- 2/5 x) (- 3/5 x)
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3478elc
Verified answer
a) (2x) . (3x) = 6x²
b) (-3y) . (4y) = - 12y²
c) (5a) . (-3b)= - 15ab
d) (-4xy) . (3xy) = - 12x²y²
e) (-5ab) . (3a)= - 15a²b
f) (-ab) . (abc)= - a².b².c
g) (- 2/5 x) (- 3/5 x)= 6x
²
25
12 votes
Thanks 29
Heberwagner
A) (2x) . (3x) =
6x²
b) (-3y) . (4y) =
-12y²
c) (5a) . (-3b) =
-15ab
d) (-4xy) . (3xy) = -
12x²y²
e) (-5ab) . (3a) =
-15a²b
f) (-ab) . (abc) =
-a²b²c
g) (- 2/5 x) (- 3/5 x) =
6/25x
²
18 votes
Thanks 30
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Lista de comentários
Verified answer
a) (2x) . (3x) = 6x²
b) (-3y) . (4y) = - 12y²
c) (5a) . (-3b)= - 15ab
d) (-4xy) . (3xy) = - 12x²y²
e) (-5ab) . (3a)= - 15a²b
f) (-ab) . (abc)= - a².b².c
g) (- 2/5 x) (- 3/5 x)= 6x²
25
b) (-3y) . (4y) = -12y²
c) (5a) . (-3b) = -15ab
d) (-4xy) . (3xy) = -12x²y²
e) (-5ab) . (3a) = -15a²b
f) (-ab) . (abc) = -a²b²c
g) (- 2/5 x) (- 3/5 x) = 6/25x²