6. solve and leave in exponential form : 3^7 * 3^ -9 =

*
1 point
3^2
3^3
3^-7
3^-2

1 answer

To solve this equation, we can use the rule of exponents that states:

a^m * a^n = a^(m+n)

Applying this rule to the given equation:

3^7 * 3^(-9) = 3^(7+(-9)) = 3^(-2)

Therefore, the answer is 3^(-2) in exponential form.