alguém me ajuda a simplificar essas expressões?
a) 10xy²+6x²y³
_________________
2xy²
b) 4x ao quadruplo+2x³6x²
__________________________
2x²
c) 20-30b
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10
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a) 10xy²+6x²y³
_________________
2xy²
b) 4x ao quadruplo+2x³6x²
__________________________
2x²
c) 20-30b
__________
10
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Verified answer
a) (10xy² + 6x²y³) / 2xy² = 5 + 3xy
b) (4x^4 + 2x³6x²) / 2x² = (4x^4 + 12x^5) / 2x² = 2x² + 6x³
[ Se for: b) (4x^4 + 2x³ + 6x²) / 2x² = 2x² + x + 3 ]
c) (20 - 30b) / 10 = 2 - 3b
a)
2xy²(5+3Y)
-----------------=
2xy²
5+3y
b)falta um sinal
c)10(2-3b)
---------------=
10
2-3b