R3om3erkatEmillie R3om3erkatEmillie

11-11-2016
Mathematics

contestada

Find a _ b.
a = 8i + 6j, b = 4i + 5j

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Nirina7 Nirina7

16-11-2016

it is possible to find a - b
a - b =8i + 6j - (4i + 5j) = 8i + 6j - 4i - 5j= 8i -4i +6j - 5j =4i + j
a - b = 4i + j

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