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Kamila [148]
3 years ago
11

Please help with these? thank you

Mathematics
1 answer:
Burka [1]3 years ago
5 0
The answer is the second one; 15y^2–11y
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The temperature of a cooling liquid over time can be modeled by the exponential function T(x) = 60(1/2)^(x/30) + 20, where T(x)
Alexus [3.1K]
Based on the scenario, the initial temperature would be :

28 = (60) (1/2)^x/30 + 20
 
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Tara scored 20 points in her first basketball game and n points in each of the next 6 games. What expression represents tara's t
Karo-lina-s [1.5K]

Answer:

  20+6n

Step-by-step explanation:

Tara's point total is found by adding up the points in each game ...

  20 + n + n + n + n + n + n

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3 years ago
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ludmilkaskok [199]
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7 0
3 years ago
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Trigonometry<br> Special Right Triangles<br> Find the exact value of sec 60* - cosec 30* - sin 0*.
evablogger [386]

Answer:

0

Step-by-step explanation:

cos(60) = ½

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8 0
3 years ago
Find the value of each variable in the parallelogram
Anarel [89]

Answer:

x = 9

y = 15

Step-by-step explanation:

x = 9

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I'm not sure how to explain this, but one side is equal to its opposite side in a parallelogram.

Hope this helps :)

5 0
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