Complex Numbers - New SAT

This lesson on multiplying complex numbers is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.

How to multiply complex numbers?

Complex Numbers - SAT

Which of the following is equal to (14 - 2i)(17 + 2i)?

Note: i = √-1

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Add and subtract fractions to make exciting fraction concoctions following a recipe. There are four levels of difficulty: Easy, medium, hard and insane. Practice the basics of fraction addition and subtraction or challenge yourself with the insane level.

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