Since 3 raised to what power gives 243, we need to find the exponent that makes this equation true:
3\(^y\) = 243
We can rewrite 243 as 3\(^5\), so the equation becomes:
3\(^y\) = 3\(^5\)
Since the bases are equal, the exponents must also be equal. Therefore:
y = 5
So the value of y is 5.