9^(4) =
9 x 9 x 9 x 9 =
81 x 81 =
6561
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Nine to the fourth power is written as 94, and is expanded as 9 x 9 x 9 x 9.
Multiply 9 by itself three times (9 x 9 x 9) to find out. That's what the third power means. For the fourth power, you'd multiply again.
It is the same as: 9*z*z*z*z
The answer to 200 to the fourth power is 1,600,000,000
3 to the fourth power=81Three to the fourth power is 81.