Question

c)(xsupra2y)^4 *(y²suprax²)^4=

e)(-1supra2x)^5 * (-2xsupray)^5=

f)(3msupra4n)^4 * (2nsupra9m)^4=

^ inseamna la puterea

Answer 1

c)(x/2y)⁴ *(y²/x²)⁴=
=x⁴/16y⁴ *(y⁸/x⁸)=
=y⁴/16x⁴


e)(-1/2x)⁵ * (-2x/y)⁵=
=-1/32x⁵ * -32x⁵/y⁵=
=-1/ y⁵

f)(3m/4n)⁴ * (2n/9m)⁴=
=3⁴m⁴/4⁴n⁴ * 16n⁴/9⁴m⁴=
=9²m⁴/4⁴n⁴ * 4²n⁴/9⁴m⁴=
=1/4² * 9²=
=1/1296