1.which of the following is not a unit vector
A.2/7i +3/7j+6/7k
B. i+j+k
C.1/2i-1/root 2j​

30

step-by-step explanation:

times by times

b). 4320 have a nice day

no because mercury has a density of 13.6 grams per centimeter squared while gold has 19.32 grams centimeter squared

step-by-step explanation:

8(4)^8=72^feet to say that the total can conclude to 8(4) which as you know would mean 8 x 4. that equals 32w. 32^ could make a 72 answer as well. but your coefficent will remain w so your answer is 72w.

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