Find the projection of b+c on a where a=7i^−j+8k^, b= i^+2j^+3k^and c=j^+4k^

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Find the projection of {{b}}+{{c}} on {{a}} where {{a}}={7}{{i

Question

Find the projection of $b + c$ on $a$ where $a = 7 \hat{i} - j + 8 \hat{k}, b = \hat{i} + 2 \hat{j} + 3 \hat{k}$ and $c = \hat{j} + 4 \hat{k}$

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Find the projection of

b + c

a

where

a = 7 \hat{i} - j + 8 \hat{k}, b = \hat{i} + 2 \hat{j} + 3 \hat{k}

and

c = \hat{j} + 4 \hat{k}

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Question Text

Find the projection of

b + c

a

where

a = 7 \hat{i} - j + 8 \hat{k}, b = \hat{i} + 2 \hat{j} + 3 \hat{k}

and

c = \hat{j} + 4 \hat{k}