afriyiep00 afriyiep00

22-05-2021
Mathematics

contestada

vectors
p=(4,3) and q=(-2,7), find 4p -2q

Respuesta :

abidemiokin abidemiokin

27-05-2021

Answer:

(20, -2)

Step-by-step explanation:

Given the coordinate vectors p=(4,3) and q=(-2,7),

4p - 2q = 4(4, 3)- 2(-2, 7)

4p - 2q = (16, 12) - (-4, 14)

4p - 2q = (16+4, 12-14)

4p - 2q =(20, -2)

hence the required vector is (20, -2)

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