\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
Courses
Login
Register
In your class of 15 students, there are 9 boys and 6 girls. The teacher wants to choose a group of 4 students, with exactly 2 boys and 2 girls. How many different ways can you form such a group? (Use a
calculatrice
!
e
\(\pi\)
(
)
%
AC
sin
cos
tan
7
8
9
/
\(\sin^{-1}\)
\(\cos^{-1}\)
\(\tan^{-1}\)
4
5
6
*
\(x^2\)
\(\sqrt{\phantom{2}}\)
x
y
1
2
3
-
ln
exp
log
0
.
=
+
to compute this.)
7
8
9
4
5
6
1
2
3
C
0
.
ways
Exit