b³ + a⁷x³ - a⁴x⁷c + a⁹b⁴
5xyx²
y³ + x⁷c³ - y⁷c + y⁹b⁴
a³ + a⁷b³ + a⁴b⁷ – a⁹b⁴
( a + b )³ = a³ + 3 a² b + 3 a b² + b³
( a + b ) ( a − b ) = a² − b²
( a − b )³ = a³ − 3 a² b + 3 a b² − b³
( a + b ) 2 = a 2 + 2 a b + b²
( a + b ) ³ = ( a + b )² ⋅ ( a + b )
8y²n²
3x-10=2x+1
c³ + x⁷c³ - b⁷c + x⁹b⁴
7x²y³
x⁸y²
30x⁵y⁸
1+8x=-16x+31
5³ + a⁷c³ - a⁴b⁷c + a⁹b⁴
-4x+30=-3x-10
25-2x=3x+20
( a − b )² = a² − 2 a b + b²
2x+3=3x
89x²z⁵
10x-15=4x+27
x³ + x⁷y³ - y⁷c + x⁹y⁴