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Nuetrik [128]
3 years ago
13

Nancy found that x=1 is one solution to the quadratic equation (x+2)2=a. What is the value of a? -9 -3 3 9

Mathematics
2 answers:
Brilliant_brown [7]3 years ago
7 0

Answer:

9

Step-by-step explanation:

lapo4ka [179]3 years ago
5 0

Answer:

9

Step-by-step explanation:

because thats the answer i just did the quiz

have a good day

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Image below.<br> Explain
julsineya [31]

Answer:

No, It is not true

Step-by-step explanation:

First of all, we should have a number in the tenths place, and we don't.

Also, in the hundredths place, we should have 9, not 4.

And finally, the answers should be 0.195, not 0.042.

5 0
3 years ago
Read 2 more answers
Researchers studying senior citizens discovered that an elderly person's walking speed was correlated to that person's chance of
inn [45]

The Problem which talks about correlation about Researchers studying senior citizens discovered that an elderly person's walking speed was correlated to that person's chance of living longer.

Also, it is given that The fastest walkers were more likely to live another 10 years than were the slowest walkers.

So, we can conclude from above statement that , elders who walks more has high correlation than the elders who do not take regular walk daily.

Yes, as walking makes our heart , body and mind strong, so chances of living becomes higher.

So, Elders who take walk regularly has high value of Positive correlation than person who does not take regular walk.

8 0
3 years ago
Please Help ASAP!! Marking Brainliest!! Divide <img src="https://tex.z-dn.net/?f=12x%5E2%20%2B%204x%5E3%20%2B%2018%20%2B%2016x"
telo118 [61]
26x is the answer hope this helps!
8 0
3 years ago
How do I show the work where 69 miles per hours is proportional to the number of hours
riadik2000 [5.3K]
<span>1. First, label the axis on your graph, with units:

time on the x-axis, in units of hours;

distance on the y-axis, in units of miles.

2. Draw a graph of distance vs. time. Distance after the first hour = 69 miles, distance after the 2nd hour = 138 miles, etc.

3. Observe that this graph is a STRAIGHT LINE with constant slope. Therefore the relationship is PROPORTIONAL.

For every other kind of graph -- i.e. not a straight line -- the relationship is NON-PROPORTIONAL.

Hope this helps. </span>
6 0
4 years ago
4. What is the measure of the missing angle?
defon

Answer:

X = 28

Step-by-step explanation:

The angle is 90 degrees in total and one portion of the angle is 62 degrees

You subtract the 62 degrees from the 90-degree angle to figure out the other unknown portion of the angle

90 - 62 = 28

8 0
2 years ago
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