If a = (2, , ,5) and b = (1, , ,4), then the vector parallel to (… - Vidyadip

MCQ

If $a = (2,\,\,5)$ and $b = (1,\,\,4),$ then the vector parallel to $(a + b)$ is

A
$(3, 5)$
B
$(1, 1)$
✓
$(1, 3)$
D
$(8, 5)$

✓

Answer

Correct option: C.

$(1, 3)$

c
(c) $a + b = 3i + 9j = 3(i + 3j).$ Hence it is parallel to $(1,\,3).$

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