vera gui monômiocoeficienteparte literal 2x² -4am³ 5abc -x²y³ -2mx a³ 4b²x 3ay mt² -am²x³...
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Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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Monômio Coeficiente Parte Literal2x²
-4am³5abc-x²y³
-2 mx-1 a³4 b²x3 ay
mt²-am²x³
Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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Vera Gui
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abc
a²b
mx²
ab
x³
Assinale a alternativa cujo monômio não é do 3º grau
a)
b)
c)
d)
e)
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2x 7x²
10ab 2ay7bc 100z -a²b³-2xy²4m²x³-mx
Escreva um monômio semelhante em cada caso:
a)b)c)d)e)f)g)h)i)j)
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2a+3b
2xy-3x²y+m
2x+3x³y
-5x-2y³z²
-2z³+2xyz+4m²
Assinale a alternativa que apresenta o polinômio de grau 4
a)
b)
c)
d)
e)
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2a + 7a 5x – 2x
10ab – 9ab 6y – 9y
7bc + 3bc– 12xy – 10xy
x²+x²2m-2m
3a+2a-7a3t-4t
a)b)c)d)e)f)g)h)i)j)
Reduza os termos semelhantes
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Determine o Perímetro do triângulo:
P =
m+5
m+4m+2
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Determine o perímetro e a área de um retângulo cujos lados medem 3x² e 4x:
3x²
4x
P=
A=
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Determine o perímetro e a área de um retângulo cujos lados medem x+1 e x+2:
P =
A =x+2
x+1
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Escreva uma expressão simplificada que represente o perímetro da figura:
P =
x+7
x+2
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Escreva uma expressão simplificada que represente o perímetro da figura:
P =
a+3
a-110
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Complete com “V” ou “F”, conforme seja verdadeira ou falsa, cada sentença:
( ) (2a + 3x) + (-8x + 5a ) = -5x + 7a ( ) (2a + 3x) - (-8x + 5a) = 11x - 3a
( ) (-2m).(3n + 4p) = 1mn + 2mp ( ) (-3x) . (5a - 7y) = -15ax + 21xy ( ) (7a + x).(a - 5x) = - 34ax ( ) (4a + 2x) - (-8x + 5a ) = -5x - a( ) (a + x) + (-x + a ) = 2x + 2a( ) (m + x) + (-x + m ) = 2m
a)b)c)d)e)f)g)h)
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Respostas
1) ab + ad + bc 2) 2 binômio não 3 trinômio 3 4 polinômio
3) 2 x² 4) binômio -4 am³ monômio 5 abc trinômio -1 x²y³ polinômio-2mx-a³ 5) x²+x²+x²+x²+x+x+x+x+2=2+2+2+ 3 + 3 + 3 + 34b²x 4x² + 4x + 203ay 1 mt² -1 am²x³ 6) 4 3 8 = 8° grau
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7) a) 7 b) 6 c) 3 d) 0
8) d) 9) Pessoal , mantendo a mesma parte literal 10) c)
11) a) 9a b) 3x c) ab d) -3y e) 10 bc f) – 22xy g) 2x² h) 0 i) – 2a j) – t
12) P = 3m + 11 13) P = 6x² + 8x 14) P = x² + x + 2x + 2 A = 12 x³ x² + 3x + 2
15) P = 4x + 18 16) 2a + 12
17) a) V b) V c) F d) V e) F f) F g) F h) V
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