[tex]\huge\mathfrak\pink{Answer}[/tex]
[tex]___________________________[/tex]
1.)5x²•3x⁵
=15x²^+⁵
=15x⁷
2.)(-y³z²) (yz⁴)
= -y⁴z⁶
3.)(9x1b) ×1/3 ab³
=9b×1/3 ab³
=3bab³
=3ab⁴
4.)16x⁶y⁴×3xy
= 48x⁷y⁵
5.)(-xy)⁴ (-3)³ (5x)°
=(xy)⁴ ×(-3)×1
=-x⁴y⁴x27×1
= -x⁴y⁴ x27
=27×⁴y⁴
