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solniwko [45]
3 years ago
11

What is 2 times the square root of 9 minus the square root of 4 expressed in simplified form?

Mathematics
2 answers:
Leokris [45]3 years ago
8 0
Well I believe it's b
Gre4nikov [31]3 years ago
7 0

Answer:

1) B

2) D

3) D

4) C

Step-by-step explanation:

Q1) 2*sqrt(9)-sqrt(4)=4

Q2) 14*sqrt(5)+9*sqrt(5)=51.4295634825

Q2) 23*sqrt(5)=51.4295634825

Q3) sqrt(5)*sqrt(7)+2*sqrt(35)=17.7482393493

Q3) 3*sqrt(35)=17.7482393493

Q4) 7*sqrt(3)*sqrt(5)-2*sqrt(15)=19.364916731

Q4) 5*sqrt(15)=19.364916731

You might be interested in
Please van you work out 5/6 of 54
Talja [164]

Answer:

45

Step-by-step explanation:

1/6 of 54= 9

9*5=45

5 0
3 years ago
Complete the equation of the line through (-9,-9) and (-6,0)
Rudik [331]

For this case we have that by definition, the equation of the line of the slope-intersection form is given by:

y = mx + b

Where:

m: It is the slope of the line

b: It is the cut-off point with the y axis.

According to the data of the statement we have the following points:

(x_ {1}, y_ {1}): (- 9, -9)\\(x_ {2}, y_ {2}): (- 6,0)

We found the slope:

m = \frac {y_ {2} -y_ {1}} {x_ {2} -x_ {1}} = \frac {0 - (- 9)} {- 6 - (- 9)} = \frac { 9} {- 6 + 9} = \frac {9} {3} = 3

Thus, the equation is of the form:

y = 3x + b

We substitute one of the points and find b:

0 = 3 (-6) + b\\0 = -18 + b\\b = 18

Finally, the equation is:

y = 3x + 18

Answer:

y = 3x + 18

7 0
3 years ago
The original purchase price of a car is 16,000, Each year, its value depreciates by 10%. Three years after its purchase, what is
Tju [1.3M]
The answer is 11,664
3 0
3 years ago
Please answer this ASAP
k0ka [10]

Answer:

c: x=2

Step-by-step explanation:

5x-3= 13-3x

   +3      +3

5x=16-3x

+3      +3

8x=16

divide all of it by 8 and thats how you get your answer

5 0
2 years ago
A round ball has a diameter of 10 inches. What is the approximate volume of the ball?
NARA [144]

Answer:

523.333333333

Step-by-step explanation:

Using the formula 4/3πr³:

(4/3)(3.14)(5^3)

Hope this helps :)

5 0
3 years ago
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