You visited us 1 times! Enjoying our articles? Unlock Full Access!

Vector Equation for Straight Line

9. Let vector...

Question

9. Let vector a = i + j and vector b = 2i - k , then point of intersection of the lines ra =ba and rb = ab is _________? r is arbitrary vector and i, j , k be unit orthonormal vectors.

Open in App

Solution

Suggest Corrections

Similar questions

i, j, k

a

a \times r = j

a . r

i, j, k

a

a \times r = ˆ j,

a . r

a

r

{| a \times r |}^{2} + {| a . r |}^{2} = {| a |}^{2} {| r |}^{2}

4 \hat{i} - \hat{j} + 3 \hat{k} and - 2 \hat{i} + \hat{j} - 2 \hat{k} .

\vec{a} = 2 \hat{i} + \hat{j} + \hat{k} and \vec{b} = \hat{i} + 2 \hat{j} + \hat{k} .

i + j - k

2 i - j + k

| A B | =

\to a = 2 ˆ i - ˆ j + 2 ˆ k

b = - ˆ i + ˆ j - ˆ k

\to a + \to b

Join BYJU'S Learning Program