Answer:
765
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
a.

is a proper joint density function if, over its support,
is non-negative and the integral of
is 1. The first condition is easily met as long as
. To meet the second condition, we require

b. Find the marginal joint density of
and
by integrating the joint density with respect to
:


Then


c. This probability can be found by simply integrating the joint density:


Try subtracting first there were 10 then four were sold I don't know what happens after but thats what I know
Answer:
a2+b2=c2
Step-by-step explanation:
10(2)+12(2)=244