1.which of the following has an extraneous solution?
A.a=✓6-a C.✓2c=✓8
B.✓5b=b D.-3✓d+6=3
2.the equations are correctly paired with their solution?
A.✓x=1/3;x=1/9
B.5✓×+10 =12;×=10
C.✓3x+3=0;x=-9
D.✓x=✓2;×=2​