awulajoel awulajoel

15-08-2020
Mathematics

contestada

a=3i+4j, b=5i+4j. find a+b

Respuesta :

Mellomadeitright Mellomadeitright

15-08-2020

Answer:

8i+8j

Step-by-step explanation:

3i+4j+5i+4j

i(3+5) + j(4+4)

Therefore 8i +8j

HAPPY TO HELP YOU

Answer Link

kornshare1704 kornshare1704

15-08-2020

Answer:

Step-by-step explanation:

we have :

a=3i+4j

b=5i+4i

so that : a+b=3i+4j+5i+4j

=(3i+5i)+(4j+4j)

so a+b=8i+8j=8(i+j)

Answer Link

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