MCQ
A sequence is called ___________________ if $a_{n+1}=a_n \times r$.
- Aarithmetic progression
- ✓geometric Progression
- Charmonic Progression
- Dspecial Progression
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$1.$ A common tangent of the two circles is
$(A)$ $x=4$ $(B)$ $y=2$ $(C)$ $x+\sqrt{3} y=4$ $(D)$ $x+2 \sqrt{2} y=6$
$2.$ A possible equation of $L$ is
$(A)$ $x-\sqrt{3} y=1$ $(B)$ $x+\sqrt{3} y=1$ $(C)$ $x-\sqrt{3} y=-1$ $(D)$ $x+\sqrt{3} y=5$
Give the answer question $1$ and $2.$