I believe that is gonna be the 225 package.
Thats the lowest number that both 25 and 9 go into
One of them is 13 and the other is 28
It looks like they're multiplied, then you can simply add the exponents,
b⁸ * b⁴ = b⁸⁺⁴ = b¹²
remember, b⁸=b*b*b*b*b*b*b*b and b⁴=b*b*b*b
so b⁸ * b⁴ = b*b*b*b*b*b*b*b * b*b*b*b = b¹²
Answer:
I don't understand the first one
Answer: 40
Step-by-step explanation: