6)Calcule Os Produtos:
a)m^5 * 3m c)(3/4z^3x^4) * (8/3x^2z)
b)(-4xp^2) * (-x^3p) d)-7xy * 8y
7)Calcule os quocientes:
a)(-45xd^5) : (-9d)
b)(72x^4y) : (-8x^2y)
c)(4/5m^3) : (7/6m)
d)(-8p^7a^5) : (p^5a^2/4)
a)m^5 * 3m c)(3/4z^3x^4) * (8/3x^2z)
b)(-4xp^2) * (-x^3p) d)-7xy * 8y
7)Calcule os quocientes:
a)(-45xd^5) : (-9d)
b)(72x^4y) : (-8x^2y)
c)(4/5m^3) : (7/6m)
d)(-8p^7a^5) : (p^5a^2/4)
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Verified answer
6) Produtosa) m^5 × 3 m = 3 m^6
b ) ( - 4 x p² ) × ( - x³p) = + 4 x^4 p³
c) ( 3 z³ x^4 ) × ( 8 x² z ) = 24 2 z^4 x^6
----- ---- ----- ÷ 12 =
4 3 12
d) ( - 7 x y ) × ( 8 y ) = - 56 x y²
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Divisões
a) ( - 45 x d ^5 ) ÷ ( - 9 d ) = 5 x d ^4
b) ( 72 x^4 y ) ÷ ( - 8 x² y ) = - 9 x²
c) ( 4 m³ ) ÷ ( 7 m ) = 4 6 24 m²
---- --- ---- × --- = -------
5 6 5 7 35
d) ( - 8 p^7 a^5 ) ÷ ( p^5 a² ) = - 8 × 4 = 32 p² a ³
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