Asked by Jack
Perform the operation and write the result in standard form.
8 + 20i over 2i
Please explain, I am very confused!!
8 + 20i over 2i
Please explain, I am very confused!!
Answers
Answered by
MathMate
i is a symbol such that
i<sup>2</sup> = -1
To calculate (8+20i)/i
multiply top and bottom by i, and substitute all i<sup>2</sup> by -1.
(8+20i)/i
=(8+20i)i/i*i
=(8i+20i<sup>2</sup>)/(i<sup>2</sup>)
=(8i-20)/(-1)
=20-8i
i<sup>2</sup> = -1
To calculate (8+20i)/i
multiply top and bottom by i, and substitute all i<sup>2</sup> by -1.
(8+20i)/i
=(8+20i)i/i*i
=(8i+20i<sup>2</sup>)/(i<sup>2</sup>)
=(8i-20)/(-1)
=20-8i
There are no AI answers yet. The ability to request AI answers is coming soon!