to long dijawab Serra dibikin jalannya

(2x + 5)³ = (2x)³ + 3(2x)²(5) + 3(2x)(5²) + 5³
= 8x³ + (15)(4x²) + (6x)(25) + 125
= 8x³ + 60x² + 150x + 125
A = 8
B = 60
C = 150
D = 125

a) 2A + B = 2(8) + 60 = 16 + 60 = 76
sisanya kerjakan saja sudah mudah tinggal masuk2in angkanya