Question

. Two vectors are said to be co-initial if * (a) they have same direction (b) they have common starting point (c) they have same magnitude (d) none of these
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Answer 1

Answer:

NICE QUATION KEEP IT UP

Explanation:

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Answer 2

Explanation:

Pmping ox bld to the othr bdy parts. Pmping hormones and other vital substs to diff prts of the bdy recv de-ox bld nd crrying mtabolic wste prdcts frm the bdy nd pmping it to the lngs fr oxyg