hasil dari (3x^2 - 2y^2) (4x^2 - 5y^2) - y^2 (x^2 +2y^2) (SMP 1)

Question

Matematika Diposting : 2017-11-20 Diupdate : 2022-04-10 siawsin206ozk697

Pertanyaan

hasil dari (3x^2 - 2y^2) (4x^2 - 5y^2) - y^2 (x^2 +2y^2)
(SMP 1)

Answer 1

(3x²-2y²)(4x²-5y²)-y²(x²+2y²)
(12x⁴-15x²y²-8x²y²+10y⁴)-(x²y²+2y⁴)
(12x⁴-23x²y²+10y⁴)-(x²y²+2y⁴)
12x⁴-23x²y²-x²y²+10y⁴+2y⁴
12x⁴-24x²y²+12y⁴