Which of the following is a component of baking powder?

Find the value of the current through the $2\,\Omega$ resistance for the given circuit. (in $,A$)

The area (in sq units) of the region bounded by $x=-1, x=2, y=x^2+1$ and $y=2x-2$ is

The human body does not produce

If $f(x) = \begin{cases} \frac{\sin(1+[x])}{[x]}, & \text{for } [x] \neq 0 \\ 0, & \text{for } [x] = 0 \end{cases}$ where $[x]$ denotes the greatest integer not exceeding $x$,then $\lim_{x \rightarrow 0^{-}} f(x)$ is equal to

$11^2 + 12^2 + 13^2 + \dots + 20^2 = ?$