Q 2 3 2.3 2.4 2 4 ( 2 3 4) 2( 2 3 4) 1 2= = = ++ + + + .2 3 4 2 3...
77.
Q
2
3
2.3
2.4 2 4
(
2
3
4
)
2
(
2
3
4
)
1
2
=
=
= +
+
+
+
+
.
2
3
4
2
3
4
77.
Q
2
3
2.3
2.4 2 4
(
2
3
4
)
2
(
2
3
4
)
1
2
=
=
= +
+
+
+
+
.
2
3
4
2
3
4