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?
$z=2 x+3$
$z=2(x+3)$
$z=\sqrt{2 x+3}$
$z =\sqrt{2( x +3)}$
A particular straight line passes through origin and a point whose abscissa is double of ordinate of the point. The equation of such straight line is :
A cuboidal block has dimension $(1.5 × 1.5 × 1.0)\ \ cm$ what is the surface area of cuboid (in $cm^2$)
The side of a square is increasing at the rate of $0.2\,cm / s$. The rate of increase of perimeter w.r.t. time is $...........\,cm / s$
The greatest value of the function $-5 \sin \theta+12 \cos \theta$ is