Bagian b nya aja Minta tlong

integral
∫ (5x+ 7)/(x² + 4x + 4)
= ∫ (5(x+2) - 3) /(x+2)²
= ∫ 5(x+2)/(x+2)²  - ∫ 3/(x+2)²
= 5∫ (x+2)⁻¹ - 3∫ (x+2)⁻²
= 5 ln (x +2) - 3 (- 1/(x +2)) + c
= 5 ln (x+2) + 3/(x +2) + c