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iren [92.7K]
3 years ago
13

Please help answer these question​ I will give you brainliest

Mathematics
2 answers:
ozzi3 years ago
8 0

Answer:

1) \frac{6+\sqrt{6} }{2}       2) -3 + \sqrt{12}

Step-by-step explanation:

Please ignore the squiggle in the middle of the page.

Please mark brainliest when you’re able :)  

Effectus [21]3 years ago
6 0

Answer:

1) ( 6+\sqrt{6} ) / 2                 2) 2 \sqrt{3} - 3

Step-by-step explanation:

I got the same thing as the other person, but typing it out would take forever just to give you the same result.

You do use a technique called rationalizing a denominator to eliminate the radical. The point of rationalizing a denominator is to make it easier to understand what the quantity really is by removing radicals from the denominators.

1) ( 6+\sqrt{6} ) / 2

2) I got the same answer but I put in 1 more step. It looks like the person caught it though.

From the -3 + \sqrt{12}    

-3 + \sqrt{4} \sqrt{3}

-3 + 2 \sqrt{3}     Rearrange

2 \sqrt{3} - 3

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How do you answer this equation?<br> 5a - 12 = 48
IgorC [24]
Add 12 to both sides resulting in 5a = 60 and then divide both sides by 5 which results in a = 12 so your answer will be a = 12
8 0
2 years ago
What are the square roots of 1?
Marta_Voda [28]

Answer:

1

Step-by-step explanation:

1^2=1

3 0
2 years ago
Read 2 more answers
Which of the following expressions represents the least common multiple of 15, 18, and 25?
Virty [35]

Answer:

(2)(3^2)(5^2)

Step-by-step explanation:

we know that

The <u>Least Common Multiple</u> (LCM) of a group of numbers is the smallest number that is a multiple of all the numbers.

we have

15,18 and 25

Decompose the numbers in prime factors

15=(3)(5)

18=(2)(3^2)

25=(5^2)

Multiply common and uncommon numbers with their greatest exponent

so

The LCM is equal to

LCM=(2)(3^2)(5^2)

LCM=450

7 0
3 years ago
Solve for x (no need to explain but it would be best if you would because this is gonna be in my staar)
erastovalidia [21]

Answer:

x=1

Step-by-step explanation:

8 0
2 years ago
PLEASE SOLVE IT <br>CORRECT ANSWER WILL BE BRAINLIST<br>ANSWER​
Yanka [14]

Answer:

(i) number of student passed in math is 60

(ii) number of student passed in science is 70

only math is 10

and only science is 20

6 0
2 years ago
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