Answer:
Decrease;Decrease
Step-by-step explanation:
Answer:
28+49
Step-by-step explanation:
Answer:
12
Step-by-step explanation:

<span>4^4 ⋅ 4^−9 = 4^(4-9)
</span>= 4^-5
1 / (4^5)
Answer: fraction 1 over 4 to the power 5
Answer:
12
Step-by-step explanation:
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