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anonymous
 one year ago
Would each situation be represented by a positive or a negative number?
Column A Column B
1.
1.5 acres of rainforest are destroyed every second for s seconds. Express the change in acreage of rainforest.
2.
A tub of water is heated by 0.3 degrees per minute for m minutes. Express the change in temperature.
3.
A submarine descends at a rate of 0.9 m/s for 90 s. Express the change in altitude relative to sea level.
4.
A credit card account has 2 charges of $15 and no payments. Express the balance of the credit card.
anonymous
 one year ago
Would each situation be represented by a positive or a negative number? Column A Column B 1. 1.5 acres of rainforest are destroyed every second for s seconds. Express the change in acreage of rainforest. 2. A tub of water is heated by 0.3 degrees per minute for m minutes. Express the change in temperature. 3. A submarine descends at a rate of 0.9 m/s for 90 s. Express the change in altitude relative to sea level. 4. A credit card account has 2 charges of $15 and no payments. Express the balance of the credit card.

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Column B a.positive b.negative

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Ok let me see what I go here

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0change in acreage = Initial acreage  (1.5)*s

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0change in temp = initial temp + (0.3)*m

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0change Altitude = (0.9 m/sec)(90sec)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So... 1. Neg 2. Pos 3. Neg 4. Neg

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so 1. gos with b and 2. gos with a
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