Answer:
Step-by-step explanation:
If the discriminant b^2 - 4ac > 0, then the two solutions are
, and in both cases, the value on the square root is > 0, so the result will always be a real number.
Virtually all of the 7 million millionaires in the United States learned how to make smart decisions by doing their homework.
Answer: Option 7.
<u>Explanation:</u>
It is assumed by a lot of people that the life of the people who are very rich is very easy and that they do not have to work so hard. People think that the rich people have always had a bed of roses kind a life for them.
But that is not the reality. Rich people also have to work hard to get success in their life and for that they have to think properly and wisely before making decisions in their life. These people have to make a lot of research and do a lot of home work before making decisions and have to think a lot. It is not very easy for them also.
Given :
A 2.8 m ladder is to be laid against a wall so that the top of the ladder is 2 m up the wall.
To Find :
How far out from the base of the wall should the ladder be placed.
Solution :
We know, the angle between floor and height is 90° .
Now, length of ladder, l = 2.8 m .
Height of wall, h = 2 m .
Let, distance between base of the wall and ladder is b .
Hence, this is the required solution.
Answer:
113.1
Explanation:
C=2πr
Answer:
-20
Step-by-step explanation:
First, you just have to take off the negative sign:
Then, multiply:
Lastly, put the negative sign back on the 20:
That's your answer!