A) (-2x³y⁴)³:(-3xyz³)² B) (1/2xy³)³:(1/2)xy³ C) (-x³y²z)²:(-3xyz)² chia 2 đơn thức 09/08/2021 Bởi Quinn A) (-2x³y⁴)³:(-3xyz³)² B) (1/2xy³)³:(1/2)xy³ C) (-x³y²z)²:(-3xyz)² chia 2 đơn thức
@khánh._. A) `(-2x³y⁴)³:(-3xyz³)²` `=-8/9 .x^7.y^10.z^6` B)` (1/2xy³)³:(1/2)xy³` `=1/4.x².y^6` C)` (-x³y²z)²:(-3xyz)²` `=1/9.x^4.y²` Bình luận
Đáp án: A) (-2x³y⁴)³:(-3xyz³)² =-8$x^{9}$.$y^{12}$): 9x²y².$z^{6}$ =-8/9 .$x^{7}$.$y^{10}$.$z^{6}$ B) (1/2xy³)³:(1/2)xy³ =1/8.x³.$y^{9}$ :1/2.xy³ =1/4.x².$y^{6}$ C) (-x³y²z)²:(-3xyz)² =$x^{6}$.$y^{4}$.$z^{2}$ :9x²y²z² =1/9.$x^{4}$.y² Bình luận
@khánh._.
A) `(-2x³y⁴)³:(-3xyz³)²`
`=-8/9 .x^7.y^10.z^6`
B)` (1/2xy³)³:(1/2)xy³`
`=1/4.x².y^6`
C)` (-x³y²z)²:(-3xyz)²`
`=1/9.x^4.y²`
Đáp án:
A) (-2x³y⁴)³:(-3xyz³)²
=-8$x^{9}$.$y^{12}$): 9x²y².$z^{6}$
=-8/9 .$x^{7}$.$y^{10}$.$z^{6}$
B) (1/2xy³)³:(1/2)xy³
=1/8.x³.$y^{9}$ :1/2.xy³
=1/4.x².$y^{6}$
C) (-x³y²z)²:(-3xyz)²
=$x^{6}$.$y^{4}$.$z^{2}$ :9x²y²z²
=1/9.$x^{4}$.y²