Given:
The quadratic equation is:

To find:
The solution for the given equation rounded to 2 decimal places.
Solution:
Quadratic formula: If a quadratic equation is
, then:

We have,

Here,
. Using the quadratic formula, we get




Now,



And



Therefore, the required solutions are 1.14 and -1.47.
Answer:
B is correct
Step-by-step explanation:
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Answer:
7) 2((7x12) + (7x2) + (12x2)
2(84 + 14 + 24)
2(122)
<u>244</u>
8) 2((13x4) + (4x6) + (13x6))
2(52 + 24 + 78)
2(154)
<u>308</u>
9) 2((4x15) + (4x8) + (15x8))
2(60 + 32 + 120)
2(212)
<u>424</u>
Step-by-step explanation:
The average height is
and
inches if Allen is
tall and Terrel is
tall.
How to find the average height ?
Allen height is 
Terrel height is 
And we know that 
So Allen height is

And Terrel height is

Average of the Allen and Terrel height is

And average height in feet is 
Learn more about the average height is here:
brainly.com/question/28048854
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If you are going 219 miles and you get 12 miles to 1 gallon of gas, then you need 219/12 gallons of gas. 219/12 = 18.25 You need 18.25 gallons of gas to go 219 miles. At $2.90 per gallon, it will cost you 18.25 * 2.90 = $53.93