Question
In Exercises 1–10 perform the indicated operations and write the result in standard form.$$(7+8 i)(7-8 i)$$
Step 1
This gives us: \[ (7+8i)(7-8i) = 7*7 + 7*(-8i) + 8i*7 + 8i*(-8i) \] Show more…
Show all steps
Your feedback will help us improve your experience
Thomas Emment and 76 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
In Exercises 1–10 perform the indicated operations and write the result in standard form. $$ (8-3 i)-(17-7 i) $$
Exponential and Logarithmic Functions
Exponential Functions
In Exercises 1–10 perform the indicated operations and write the result in standard form. $$ (7-i)(2+3 i) $$
In Exercises $1-8,$ add or subtract as indicated and write the result in standard form. $$ (-7+5 i)-(-9-11 i) $$
Polynomial and Rational Functions
Complex Numbers
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD