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Luanadias11
@Luanadias11
April 2020
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Geente me ajuda ? calcule os produtos :
a) 3.(x+y) =
b) -2x.(4x²+5) =
c)7.(3a+2b) =
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GabrielAw9
a)
3.(x+y)
3x+3y
b)
-2x.(4x²+5)
-8x³-10x
c)
7.(3a+2b)
21a+14b
0 votes
Thanks 2
anvigo33
É so vc aplicar a propriedade distributiva, em cada exercicios
a) 3(x+y)= 3x+3y
b) -2x(4x²+5)= -8x³ - 10x nessa propriedada da potenciaçao na multiplicaçao soma os expoentes
c) 7(3a+2b)= 21a + 14b
1 votes
Thanks 2
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Lista de comentários
3.(x+y)
3x+3y
b)
-2x.(4x²+5)
-8x³-10x
c)
7.(3a+2b)
21a+14b
a) 3(x+y)= 3x+3y
b) -2x(4x²+5)= -8x³ - 10x nessa propriedada da potenciaçao na multiplicaçao soma os expoentes
c) 7(3a+2b)= 21a + 14b