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Mars2501 [29]
3 years ago
11

A tree has 99,400 leaves before autumn. Once autumn begins, the number of leaves on a tree decreases at a rate of 13% per day. A

fter t days of autumn, there are fewer than 12,000 leaves on the tree.
Which inequality represents this situation, and after how many days of autumn will the number of leaves on the tree be fewer than 12,000?
A.
12,000(1.087)t > 99,400; 18 days
B.
12,000(0.913)t < 99,400; 17 days
C.
99,400(0.87)t < 12,000; 16 days
D.
99,400(1.13)t > 12,000; 15 days
Mathematics
1 answer:
sp2606 [1]3 years ago
6 0
D, is the correct answer
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Please help due soon!!!
butalik [34]

Hey there!


Question #1.
2^6 + (2^3)^3

= 64 + (8)^3

= 64 + 8^3

= 64 + 512

= 576


Therefore, the answer should be:

Option A. 576


Question #2.
11^-4 * 11^8

= 1/14,641 * 214,358,881

= 14,641

≈ 11^4

Therefore, the answer should be:

Option C. 11^4


Good luck on your assignment & enjoy your day!


~Amphitrite1040:)

3 0
2 years ago
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GuDViN [60]

Answer:

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Step-by-step explanation:

can't be anymore simplified, it already is

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zzz [600]
140 is a composite number. Factor pairs: 140 = 1 x 140, 2 x 70, 4 x 35, 5 x 28, 7 x 20, 10 x 14. Factors of 140: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140. Prime factorization: 140 = 2 x 2 x 5 x 7, which can also be written 140 = 2² x 5 x 7
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8 0
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