Two vectors are given by
a
→
=
3.2
i
̂
+
5.5
j
̂
and
b
→
=
3.6
i
̂
+
3.4
j
̂
. Find (a)

a
→
×
b
→

, (b)
a
→
⋅
b
→
, (c)
(
a
→
+
b
→
)
⋅
b
→
, and (d) the component of
a
→
along the direction of
b
→
?
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