Powers of i

What is the power pattern of i?

• i, -1, -i, 1

• 1, -i, -1, i

• i, 1, -1, i

• -1, i, 1, -i

What is the shortcut for finding i?

• divide by 4

• divide by 3

• divide by 6

.25 = ?

• i

• -i

• 1

• -1

.50 = ?

• i

• -i

• 1

• -1

.75 = ?

• i

• -i

• 1

• -1

remainder of 1 = ?

• i

• -i

• 1

• -1

divides evenly =

• i

• -i

• 1

• -1

no remainder = ?

• 1

• i

• -i

• -1

remainder of 2 = ?

• i

• -i

• 1

• -1

remainder of 3 = ?

• i

• -i

• 1

• -1