The slope of graph as shown in figure at points $1,2$ and $3$ is $m_1, m_2$ and $m_3$ respectively then
$m_1 > m_2 > m_3$
$m _1 < m _2 < m _3$
$m_1=m_2=m_3$
$m _1= m _3 > m _2$
In the given figure, each box represents a function machine. A function machine illustrates what it does with the input.Which of the following statements is correct?
The coordinates of a particle moving in $XY$-plane vary with time as $x=4 t ^2 ; y=2 t$. The locus of the particle is a :-
The sum of the series $1+\frac{1}{4}+\frac{1}{16}+\frac{1}{64}+\ldots \ldots . \infty$ is