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
Yuki888 [10]
3 years ago
9

Can someone explain step two in the picture? Why is it that the square root of eight can be simplified to 2 square root of 2? Pl

ease and thank you

Mathematics
1 answer:
Alik [6]3 years ago
6 0
√8 = √2^2 *2

√2^2 *2 = 2√2

Basically, because 8 equals (2 to the power of 2) times 2, when you find the square root, you can take the 2^2 out, since you're finding the square root of 2 squared.

Hope I kind of make sense.
You might be interested in
Steven paid $10,000 in interest on a 5 year loan on $10,000. What was the interest rate he paid on the loan?
serg [7]

Answer:

I think steven paid 50,000 dollars in total

Step-by-step explanation:

8 0
4 years ago
Biologists studying horseshoe crabs want to estimate the percent of crabs in a certain area that are longer than 35 centimeters.
mina [271]

Answer:

A.one sample z-confidence interval for the population proportion

Step-by-step explanation:

-A confidence interval is a range of values in which the true population mean is believed to lie.

-Given just one sample, the one sample z-confidence interval for the population proportion is appropriate and is defined as:

CI=\dot p\pmz_{\alpha/2}\sqrt{\frac{\dot p(1-\dot p)}{n}

3 0
3 years ago
A horizontal line passing through the point (-15,12)
harina [27]

Answer:

this is your answer........

7 0
3 years ago
What's the most effective method for controlling inventory ? a ) Electronically , by reviewing billing receipts b ) Electronical
mina [271]

Answer:

a ) Electronically , by reviewing billing receipts

Step-by-step explanation:

The main purpose of controlling inventory is to make sure that the optimal amount of products are being kept.

Therefore, option A is correct.

8 0
2 years ago
Each granola bar costs $1. Write an expression that shows the total cost of the granola bars. Use the variable you identified in
Monica [59]

Answer:

$1g

Explanation:

If the number of granola bars is represented by the variable g, and each granola bar costs $1, then we need to multiply the amount per granola bar by the number of granola bars.

This is $1 * g, or $1g.

4 0
3 years ago
Other questions:
  • ava rents the snowboard for 4 days . Lucia rents the boots for 5 days . What is the total cost of the rentals ?
    13·2 answers
  • The length of a rectangle is one more than 2 times the width. if the perimeter of a rectangle is 29 inches, find the length
    9·1 answer
  • May someone please show me how to complete this problem? Thank you!
    15·1 answer
  • water evaporates from a pond at a rate of 0.05 inches per hour hour what is the change in the water level of the pond after 24 h
    9·2 answers
  • What number goes in the circled blank space?
    11·1 answer
  • 98 POINTS PLEASE ANSWER AND EXPLAIN
    5·2 answers
  • Which table represents the same linear relationship as y<br><img src="https://tex.z-dn.net/?f=3%20%5Ctimes%20%20-%202" id="TexFo
    13·1 answer
  • Henry constructed circle A with a radius of 4 units. He then created a sector
    14·1 answer
  • Find the value of m divided 9 when m=72
    11·1 answer
  • Strawberries cost $1.19 per pound. What is the cost of 2.16 pounds of strawberries?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!