Answer:
Step-by-step explanation:
Given
Required
Express in standard form
A number in standard form can be expressed as:
Where
i.e.
a is between 1 and 10 (inclusive) and preferable, a should be in 2 decimal places
We have that:
is between 1 and 10.
So, in standard form it is:
Approximate to 2 decimal places
Hence, the standard form of is
Answer:
y=15
Step-by-step explanation:
<h3>How many square feet of carpet should she order?</h3>
<h3>She needs to buy 9×12 feet of Carpet</h3>
Answer:
√2 and √5 and their difference are all real numbers
Step-by-step explanation:
In looks like you want to know if the difference ...
is a real number.
The square root of a non-negative number is a real number. The sum or difference of real numbers is a real number.
The sum you have indicated is a real number, approximately ...
√2 -√5 ≈ 1.4142 -2.2361 ≈ -0.8219
Answer:
1.5 bags
Step-by-step explanation:
Width = 1 yard = 3 feet
Length = 5 feet
Square feet(area) of the floor = 5ft × 3ft = 15sqft
1 bag = 10sqft
x bag = 15sqft
x bags = (15 × 1)/10 = 1.5 bags