Powers of i

Front

What is the value of i^1?

Back

i

Front

What is the value of i^2?

Back

-1

Front

What is the value of i^3?

Back

-i

Front

What is the value of i^4?

Back

1

Front

What is the pattern of powers of i?

Back

The powers of i cycle every 4: i, -1, -i, 1.

Front

What is the value of i^5?

Back

i

Front

What is the value of i^6?

Back

-1

Front

What is the value of i^7?

Back

-i

Front

What is the value of i^8?

Back

1

Front

How do you find i raised to a large power, like i^39?

Back

Divide the exponent by 4 and use the remainder to find the equivalent power.