Respuesta :

Answer:

9^9

Step-by-step explanation:

9^7×9^2

9^7+^2

^7+^2=9

9^9

Answer:

9⁹

Step-by-step explanation:

both bases are 9 thus the base stays the same

9=?

since we're multiplying we are gonna add the powers:

⁷+²=⁹

thus...

9⁷×9²

=9⁹

Hope this helped you- have a good day bro cya)