1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
zhannawk [14.2K]
3 years ago
11

Algebra 1

Mathematics
1 answer:
4vir4ik [10]3 years ago
3 0

9514 1404 393

Answer:

  20√2

Step-by-step explanation:

It is helpful to know your multiplication facts. For simplifying the radicals, you remove the perfect squares:

  \sqrt{a^2\cdot b}=a\sqrt{b}

__

  -3\sqrt{18}+5\sqrt{72}-\sqrt{2}=-3\sqrt{3^2\cdot2}+5\sqrt{6^2\cdot2}-\sqrt{2}\\\\=-3\cdot3\sqrt{2}+5\cdot6\sqrt{2}-\sqrt{2}=(-9+30-1)\sqrt{2}\\\\=\boxed{20\sqrt{2}}

You might be interested in
What is the approximate volume of a cylinder with a height of 2 ft and a radius of 6 ft? Use 3.14 to approximate pi. Express you
marissa [1.9K]
The volume of a cylinder is Pi times the radius^2 times the height

Volume = Pi x 6^2 x 2
Volume = 226.2
6 0
3 years ago
12 subtract 33 4ths
frez [133]

Answer:

3.75 or 15/4

Step-by-step explanation:

8 0
3 years ago
One hundred coins weigh 346 grams. How many grams does 1 coin weigh?
Pani-rosa [81]

Answer:

3.46 grams

Step-by-step explanation:

346/100 - 3.46

3 0
3 years ago
If is a number written in scientific notation, which statements are true? Select all that apply.
ololo11 [35]
It is a whole number, and is positive
7 0
3 years ago
What is x² + 11x + 28​
quester [9]
(X+7)(x+4). 7 times 4 equals 28 while also equaling 11 when added. You use the Foil Method to check you answer (First, Outer, Inner, Last).
7 0
3 years ago
Read 2 more answers
Other questions:
  • Find the first four terms of this geometric sequence a1 = 5 And r = 6
    10·1 answer
  • Use the Two-Transversal Proportionality Corollary to find the value of x.
    8·2 answers
  • Show all your work to receive full credit for this problem. Solve the system of equations using the elimination method. 2a + 3b
    12·1 answer
  • Bag of marbles has 5 blue marbles, 3 red marbles, and 6 yellow marbles. A marble is drawn from the bag at
    11·1 answer
  • What is 10,727,495 in expanded form and word form
    12·1 answer
  • Solve the following system of equations by linear combination: 2d + e = 8 d – e = 4
    7·1 answer
  • Solve the multi-step equation by combining like terms and using inverse operations and the properties of equality.
    15·2 answers
  • In the image shown line n is a transversal cutting parallel lines l and m
    7·1 answer
  • 4 cm on a map are equal to 6 km in real life. if two points are 16 cm apart on the map, how far apart are they in real life
    12·1 answer
  • Which inequality says that n + 2 is at least 7?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!