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IUT_10-11
HSC - উচ্চতর গণিত ১ম পত্র
→
অধ্যায়-০২ঃ ভেক্টর (HSC - গণিত)
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ডট গুণন
The component of the vector
B
⃗
\vec{B}
B
=
5
i
^
−
3
j
^
+
2
k
^
=5 \hat{i}-3 \hat{j}+2 \hat{k}
=
5
i
^
−
3
j
^
+
2
k
^
along the vector
A
⃗
\vec{A}
A
=
2
i
^
+
j
^
−
2
k
^
will be-
=2 \hat{i}+\hat{j}-2 \hat{k} \text { will be- }
=
2
i
^
+
j
^
−
2
k
^
will be-
A.
0
0
0
B.
1
2
\frac{1}{\sqrt{2}}
2
1
C.
2
\sqrt{2}
2
D.
1
1
1
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