Question

write the java expression for the following π r 2 +π r 3​

Answer 1

Given Expression:

π r 2 +π r 3​

Java Expression:

(3.14*Math.pow(r,2))+(3.14*Math.pow(r,3))

Answer 2

$\textsf{\large Given Expression}$

    $\pi{r}^{2} + \pi{r}^{3} \:\: \textsf{or,} \\ \pi{r}^{2}(1 + r)$

$\textsf{\large Java Expression}$

    $\texttt{Math.PI * r * r * (1 + r);}$