PSAT Math : How to multiply complex numbers

Study concepts, example questions & explanations for PSAT Math

varsity tutors app store varsity tutors android store

Example Questions

2 Next →

Example Question #11 : Complex Numbers

Simplify:

Possible Answers:

Correct answer:

Explanation:

Use the FOIL method that states to multiply the Firsts, Outter, Inner, Lasts. Also remember that  :

 

 

 

2 Next →
Learning Tools by Varsity Tutors