The question is asking us to find the sum. To do this, let's first write the original equation and then take it from there.

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Use distributive property:
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Combine Like Terms:

Therefore, the answer to your question is
-4x² + 3x + 4. Hope this helps and have a fantastic day!
Answer:
14
Step-by-step explanation:
25 + 14 = 14 + 25
39 = 39
Speed=15 m/s
1 hour=60 minutes
60 minutes=60 minutes (60 seconds/1 minute)=3600 seconds.
15 m/s=(15 m/s)(1 mile / 1609 m)(3600 s/1h)=33.56... miles/hour≈
≈33.6 miles/hour.
Answer: the speed in miles per hour would be 33.6 miles/hour
To answer this question you will find the means and the mean absolute deviations and compare them.
The correct answers are
A and C.
Please see the attached picture for the organized work.
Wavelength denotes the time for one cycle of a periodic process