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shusha [124]
3 years ago
12

Find solution to initial value problem: y'' +4y' +7y = 0; y(0) = 1, y'(0) = -2

Mathematics
1 answer:
rusak2 [61]3 years ago
4 0
Try this option, modify design according to local requirements.

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3 years ago
Twenty girls​ (ages 9-10) competed in the​ 50-meter freestyle event at a local swim meet. The mean time was 43.70 seconds with a
iragen [17]

Answer:

Right or positively skewed

Step-by-step explanation:

From the median and the interquartile range we can find the first and third quartile values Q3=40.15+(4.98/2)=42.64 and Q1=37.66.

Now we have enough evidence to conclude that is Right or positively skewed

1. The mean is above the median

2. The mean is 43.70, which is above the third quartile (42.64), meaning that after the mean there's less than 30% of the data.

The evidence suggests that most of the data is concentrated at the bottom of the distribution making it right or positively skewed.

3 0
2 years ago
A car rental agency charges $40 per day for the first 7 days, and $35 a day for each day after that. How much would joe be charg
Leno4ka [110]

Answer:

$385

Step-by-step explanation:

7x$40=280

3x$35=105

280+105=385

8 0
3 years ago
Read 2 more answers
5x (x - 4) = 0<br> Solve it in standard form
murzikaleks [220]

Answer:

x=0 or x=4

Step-by-step explanation:

5x(x−4)=0

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2 years ago
Can someone help with this math question
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Based on corresponding angles, the upper left angle will be the supplement of 130, which is 50 degrees. The upper right angle is perpendicular, so it is 90 degrees. Since the sum of all internal angles of a triangle is 180, the remaining angle (lower angle) is 40 degrees. This is choice G.
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