CGPET 2012 Solved Paper

Section: Mathematics

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Question : 136 of 150

Marks: +1, -0

If a=2i−3j+6k and b=−2i+2j−k, then ‌

‌ Projection of ‌a‌ on ‌b

‌ Projection of ‌b‌ on ‌a

is equal to

1
7∕3
3∕7
−1∕6

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