Amit- Complex Numbers

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Answer explanation

This is the legendary Complex Number quiz scaling Math Everest.

Questions gradually get harder.

Check out answer explanations for trickier ones

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Answer explanation

Complex numbers emerged from math duels among 16th century Italian mathematicians.

You shall be pit against other mathematicians to experience the fight through the high score system.

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What is the standard form of complex numbers?

Answer explanation

A complex number is expressed in standard form when written a+bi where a is the real part and bi is the imaginary part.

Answer explanation

Complex conjugates are formed by changing the sign of the imaginary term. So, the complex conjugate of a+bi would be a-bi.

• 17+21i

• 19+19i

• 18+20i

• 19-178i

Which circle defines complex numbers in this number sets diagram?

• Blue

• White

• Yellow

• Peach

Answer explanation

Real numbers and imaginary numbers are the two separated circles, unrelated number groups. A complex number is a sum of a real number and an imaginary number. Real numbers are imaginary numbers are types of complex numbers whose one part is equal to 0.

• 3+8i

• -5+10i

• 6i²+10i+3

• 11-2i