Phương trình mặt cầu tâm $I\left( 1;2;-2 \right)$, bán kính $R=2$ là
A.${{\left( x+1 \right)}^{2}}+{{\left( y+2 \right)}^{2}}+{{\left( z-2 \right)}^{2}}=4$
B.${{\left( x-1 \right)}^{2}}+{{\left( y-2 \right)}^{2}}+{{\left( z+2 \right)}^{2}}=2$
C.${{\left( x-1 \right)}^{2}}+{{\left( y-2 \right)}^{2}}+{{\left( z+2 \right)}^{2}}=4$
D.${{\left( x+1 \right)}^{2}}+{{\left( y+2 \right)}^{2}}+{{\left( z-2 \right)}^{2}}=2$
A.${{\left( x+1 \right)}^{2}}+{{\left( y+2 \right)}^{2}}+{{\left( z-2 \right)}^{2}}=4$
B.${{\left( x-1 \right)}^{2}}+{{\left( y-2 \right)}^{2}}+{{\left( z+2 \right)}^{2}}=2$
C.${{\left( x-1 \right)}^{2}}+{{\left( y-2 \right)}^{2}}+{{\left( z+2 \right)}^{2}}=4$
D.${{\left( x+1 \right)}^{2}}+{{\left( y+2 \right)}^{2}}+{{\left( z-2 \right)}^{2}}=2$
Loga
Hóa Học lớp 12
