11/26 Warm Up

Front

What is the definition of the imaginary unit 'i'?

Back

Front

Simplify the expression: (-6 - 2i)²

Back

The simplified form is 32 + 24i.

Front

What is the solution to the equation 2x² + 23 = 5?

Back

Front

Solve for x in the equation 33 = 18 - 3x².

Back

Front

Calculate the product: (3 + 8i)(-2 - i)

Back

The result is 2 - 19i.

Front

Back

Front

What is the conjugate of a complex number a + bi?

Back

The conjugate is a - bi.

Front

How do you add two complex numbers (a + bi) and (c + di)?

Back

Add real parts and imaginary parts: (a + c) + (b + d)i.

Front

How do you multiply two complex numbers (a + bi) and (c + di)?

Back

Use the distributive property: (ac - bd) + (ad + bc)i.

Front

What is the modulus of a complex number a + bi?

Back