Question

determine a seguir as somas algébricas abaixo
c)(3x+1)⁴+(3x+2)⁴
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Answer 1

(3x+1)⁴+(3x+1)⁴=2(3x+1)⁴

(a+b)⁴= a⁴ + 4a³b + 6a²b² + 4ab³ + b⁴

(3x+1)⁴=(3x)⁴+4.(3x)³+6(3x)²+4.3x+1

(3x+1)⁴=81x⁴+108x³+54x²+12x+1

2(3x+1)⁴= 2.(81x⁴+108x³+54x²+12x+1)

2(3x+1)⁴=162x⁴+216x³+108x²+24x+2