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Powers of the imaginary unitGet 3 of 4 questions to level up!

Plot numbers on the complex planeGet 3 of 4 questions to level up!

Add & subtract complex numbersGet 3 of 4 questions to level up!

Graphically add & subtract complex numbers Get 3 of 4 questions to level up!

Multiply complex numbers (basic)Get 3 of 4 questions to level up!

Multiply complex numbersGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 600 Mastery points

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Complex number conjugatesGet 3 of 4 questions to level up!

Divide complex numbersGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 200 Mastery points

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Distance of complex numbersGet 3 of 4 questions to level up!

Midpoint of complex numbersGet 3 of 4 questions to level up!

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Absolute value of complex numbersGet 3 of 4 questions to level up!

Angle of complex numbersGet 3 of 4 questions to level up!

Complex numbers from absolute value & angleGet 3 of 4 questions to level up!

Polar & rectangular forms of complex numbersGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

Level up on the above skills and collect up to 200 Mastery points

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Matrix dimensionsGet 3 of 4 questions to level up!

Matrix elementsGet 3 of 4 questions to level up!

Multiply matricesGet 3 of 4 questions to level up!

Transform vectors using matricesGet 3 of 4 questions to level up!

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Transform polygons using matricesGet 3 of 4 questions to level up!

Matrices as transformationsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 200 Mastery points

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Add & subtract matricesGet 3 of 4 questions to level up!

Multiply matrices by scalarsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 200 Mastery points

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Determinant of a 2x2 matrixGet 3 of 4 questions to level up!

Determine inverse matricesGet 3 of 4 questions to level up!

Determine invertible matricesGet 3 of 4 questions to level up!

Find the inverse of a 2x2 matrixGet 3 of 4 questions to level up!

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 2800 Mastery points!