The vector OP = i - j lies in the:
4th quadrant.
3rd quadrant.
2nd quadrant.
1st quadrant.
Given the vectors PQ and QR in the figure, then PR is:
a - b.
a + b.
-a - b.
-a + b.
Given the vector OP = i + j, the direction of this vector is:
90°.
30°.
60°.
45°.
Given the vectors a and b, a + b is:
D.
C.
B.
A.
Given that OP = 3i − 5j and OQ= −2i + j, the vector QP is:
5i - 6j.
i - 4j.
-5i + 6j.
5i - 4j.
