Question

double integral problem

Answer 1

\[\int\limits_{1}^{3}\int\limits_{0}^{\pi/2}xsinydydx\]

Answer 2

i get 3.5, but the answer states itd 4

Answer 3

its

Answer 4

\[\int\limits_{1}^{3} \int\limits_{0}^{\frac{ \pi }{ 2 }}xsin ydydx\]
=4(0.02153)=0.08612

Answer 5

for
\[\int\limits_{1}^{3}xdx=4\]
and for
\[\int\limits_{0}^{\frac{ \pi }{ 2 }}siny dy=0.2153\]

Answer 6

any question?