Bantuin Jawab Pelajaran Matematika(P) Materi Eksponen(Bil. Berpangkat ) Kelas 10 X

9.y^5 * (xy)^3 (x^-2 y^-1)
=>> y^5 * x^3 * y^3 * x^-2 * y^-1
=>> y^5+3-1 * x^3-2
=>> y^7 x
=>> xy^7

10.x^-2 y^-1 * 2xy^-2/ 3 *5x^-1 /3 * 4y²
=>>40(x^-2+1-1 y^-1-2+2) / 3*3
=>> 40x^-2 y^-1 /9
=>> 40/9 ( 1/ x²y)