js0ar3amsavin
js0ar3amsavin js0ar3amsavin
  • 06-12-2016
  • Mathematics
contestada

Find a ⋅ b.

a = 9i + 5j, b = 4i + 3j

Respuesta :

Аноним Аноним
  • 06-12-2016
I hope this helps you




(9i+5j)(4i+3j)



9i.4i+9i.3j+5j.4i+5j.3j


36i^2+27ij+20ij+15j^2


36i^2+47ij+15j^2
Answer Link
amandmccal234
amandmccal234 amandmccal234
  • 06-12-2016
it would be 5i x -2j
Answer Link

Otras preguntas

With which group would the man holding the cross be likely to sympathize? farmers railroad owners politicians grain elevator owners
Man you well has 15 goldfish this in six more than Quinn has how many goldfish does Quinn have
Margarita: ¿________ estamos en Cancun? Answer for Blank 1:
20000000 + 6000000 + 3000000 + 5000 + 20 + 6
who were the Goose Creek men
what does Na+ represent? select all that apply.
a dichotomous key uses
Who is the speaker in "The First Lesson"?
Which of the following lists contains people who challenged a geocentric solar system? Copernicus, Kepler, Galileo Aristotle, Kepler, Einstein Kepler and Einste
According to Israelite belief, what was God's covenant with Abraham?