Ask question

Ask question

All categories

3241004551 [841]

3 years ago

8

2 times the square root of 27 minus the square root of 48

1 answer:

lyudmila [28]3 years ago

5 0

$2 \sqrt{27}- \sqrt{48}=2 \sqrt{9*3}- \sqrt{16*3} =2*3 \sqrt{3}- 4 \sqrt{3}=6 \sqrt{3}-4 \sqrt{3} = \\ =2 \sqrt{3}$

You might be interested in

HELP PLEASE???!!!!!!!

Fiesta28 [93]

Answer:

<h2>A. (-4, -15)</h2>

Step-by-step explanation:

$\left\{\begin{array}{ccc}y=\dfrac{3}{4}x-12&(1)\\y=-4x-31&(2)\end{array}\right\\\\\text{Substitute (1) to (2):}\\\\\dfrac{3}{4}x-12=-4x-31\qquad\text{multiply both sides by 4}\\\\3x-48=-16x-124\qquad\text{add 48 to both sides}\\\\3x=-16x-76\qquad\text{add}\ 16x\ \text{to both sides}\\\\19x=-76\qquad\text{divide both sides by 19}\\\\x=-4\\\\\text{Put it to (2):}\\\\y=-4(-4)-31\\y=16-31\\y=-15$

7 0

3 years ago

Mina uses 128 pounds of dog food to feed her 16 dogs. find the unit rate per dog

MAXImum [283]

The unit rate is 8 pounds per dog.

128 / 16 = 8

7 0

3 years ago

Read 2 more answers

Preston drew a blueprint of an additional room he is planning to add to his house. On the blueprint, 2 centimeters is equal to 3

Sidana [21]

1 cm = 1.5 feet
9 feet / 1.5 = 6 cm 12 feet / 1.5 = 8 cm B. 6 cm by 8 cm

8 0

3 years ago

Read 2 more answers

What percent less parakeets are there then dogs

viktelen [127]

There are 66.666666 etc..... so if you round you get
67%

5 0

2 years ago

A China shop receives a shipment of 125 dishes in 5 boxes at this rate how many dishes were a receive it 15 boxes

Whitepunk [10]

15 boxes is three times 5 boxes so the number of dishes in 15 boxes is

3 * 125

= 375 dishes

3 0

3 years ago