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Tju [1.3M]
4 years ago
15

If 2+√2 and 2-√2 are the roots of the quadratic equation

Mathematics
1 answer:
Nina [5.8K]4 years ago
8 0

hope it will help you..........

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What are the two types of compound inequalities? Give an example of each?
cupoosta [38]

<span> For example, <span>x </span>> 6 or <span>x < </span>2. The solution to this compound inequality is all the values of <span>x </span>in which <span>x </span>is either greater than 6 or x is less than 2. You can show this graphically by putting the graphs of each inequality together on the same number line.</span>

 

 

The graph has an open circle on 6 and a blue arrow to the right and another open circle at 2 and a red arrow to the left. In fact, the only parts that are not a solution to this compound inequality are the points 2 and 6 and all the points in between these values on the number line. Everything else on the graph is a solution to this compound inequality.

 

<span>Let’s look at another example of an or compound inequality, x > 3 or x</span> <span>≤ </span>4. <span>The graph of </span>x<span> > 3 has an open circle on 3 and a blue arrow drawn to the right to contain all the numbers greater than 3.</span>

 okay plz tell me if you need more help


4 0
3 years ago
Read 2 more answers
It takes Kay 20 minutes to drive to work traveiling 45 mph. Two minutes after she left home this morning, her husband, Dan, star
BARSIC [14]

Answer:

Kay's husband drove at a speed of 50 mph

Step-by-step explanation:

This is a problem of simple motion.

First of all we must calculate how far Kay traveled to her job, and then estimate the speed with which her husband traveled later.

d=vt

v=45 mph

t= 20 minutes/60 min/hour = 0.333 h (to be consistent with the units)

d= 45mph*0.333h= 15 miles

If Kay took 20 minutes to get to work and her husband left home two minutes after her and they both arrived at the same time, it means he took 18 minutes to travel the same distance.

To calculate the speed with which Kate's husband made the tour, we will use the same initial formula and isolate the value of "V"

d=vt; so

v=\frac{d}{t}

d= 15 miles

t= 18 minutes/60 min/hour = 0.30 h  (to be consistent with the units)

v=\frac{d}{t}=\frac{15 miles}{0.3 h}=50mph

Kay's husband drove at a speed of 50 mph

8 0
4 years ago
Describe and correct the error in telling whether the two figures are congruent?
Aleks04 [339]
2 figures are congruent if at least 2 sides are the same length, there angles are the same, etc
4 0
3 years ago
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The graph shows the relationship between each player’s games and strikes. Determine which team members have the same ratio of ga
rjkz [21]
Elena = 0.7 game strikes 

Jenna = 1.14

Freya = 2 game strikes 

Ginny= 2 game strikes 

Carol= 1.15 game strikes 

Katie= 2 game strikes 

I just divided the numbers for you because this is not a proportioinal graph so I dont really know what the actual answer is but I tried so have a great night! Hope you are happy that I helped!!
5 0
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Ill give brainliest if right please help asap the picture is the question and answers
Tasya [4]
The correct option would be the 4th option
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3 years ago
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