(3p + 2q)^4 hasilnya?tolong pake cara pascal

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(3p + 2q)⁴
= (3p)⁴ + 4(3p)³(2q) + 6(3p)²(2q)² + 4(3p)(2q)³ + (2q)⁴
= 81p⁴ + 4(27p³)(2q) + 6(9p²)(4p²) + 4(3p)(8q³) + 16q⁴
= 81p⁴ + 216p³q + 36p²q² + 96pq³ + 16q⁴