Find the value of ( vec{a}+ vec{b} )+ ( vec{c} ), if ( vec{a} )=4 ( – McqOptions

MCQOPTIONS

1.	Find the value of ( vec{a}+ vec{b} )+ ( vec{c} ), if ( vec{a} )=4 ( hat{i} )-4 ( hat{j} ), ( vec{b} )=-3 ( hat{i} )+2k, ( vec{c} )=7 ( hat{j} )-8 ( hat{k} ).
A.	( hat{i} )-3 ( hat{j} )
B.	( hat{i} )+3 ( hat{j} )-6 ( hat{k} )
C.	( hat{i} )+ ( hat{j} )+6 ( hat{k} )
D.	( hat{i} )+6 ( hat{k} )
Answer» C. ( hat{i} )+ ( hat{j} )+6 ( hat{k} )

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