The vector projection of a vector 31+ 4k on y-axis is(a) 5(b) 4(c) 3(d – InterviewSolution

1.

The vector projection of a vector 31+ 4k on y-axis is(a) 5(b) 4(c) 3(d) Zero

Answer»

the answer is 5....√3*3+4*=√9+16=√25=5

sqrt(3×3)+0×0+(4×4)=sqrt(9+16)=sqrt(25)=5. ans.

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