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Greeley [361]
3 years ago
11

Need help on thissss

Mathematics
1 answer:
erma4kov [3.2K]3 years ago
5 0

Answer:

i think the answer might be b if not i'm sorry

Step-by-step explanation:

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the first three steps of completing the square to solve the quadratic equation X2+4X-6=0 are shown below. what re the next 3 ste
Vilka [71]

Answer:

see the explanation

Step-by-step explanation:

<u><em>The complete question is</em></u>

The first three steps of completing the square to solve the quadratic equation x2 +4x -6= 0, are shown below.

Step 1: x2 +4x= 6

Step 2: x2 +4x+4=6+4

Step 3: (x +2)^2=10

What are the next 3 steps?​

we have

step 4

Take square root both sides

\sqrt{(x+2)^2} =\sqrt{10}

step 5

Simplify

x+2=\pm\sqrt{10}

step 6

Solve for x

subtract 2 both sides

x=-2\pm\sqrt{10}

x_1=-2+\sqrt{10}

x_2=-2-\sqrt{10}

3 0
3 years ago
A girl 1.54m girl, is 30m away from tower whose height is 53.5m. determine the angel of angle of elevation from her eye to the t
steposvetlana [31]

Answer:

reference attached

Step-by-step explanation:

<h2><em><u>hope </u></em><em><u>it</u></em><em><u> helps</u></em><em><u> you</u></em><em><u><</u></em><em><u>3</u></em></h2>

8 0
2 years ago
Read 2 more answers
your deposit $1500 in an account that pays 3% annual interest compounded daily. What is the balance after one year?​
Svetlanka [38]

Answer:

46

Step-by-step explanation:

5 0
3 years ago
What is the value of x in the <br> triangle?
Makovka662 [10]

Answer:

x = 75°

Step-by-step explanation:

Sum of angles in a triangle: 180°

So,

50°+55°+x=180°

105°+ x = 180°

Subtract 105° from both sides

x = 75°

8 0
3 years ago
You work for a swimming pool cleaning service. The pool you are cleaning holds 15,000 gallons of water. The cleaning solution yo
katrin2010 [14]

Answer:

The answer would be 2.5 oz. of solution

Step-by-step explanation:

If you need 1:6,000 ratio and the pool you are cleaning is 15,000 then you divide 15,000 by 6,000 and you get what your ratio should be

4 0
3 years ago
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