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Nataly [62]
3 years ago
15

Philip is at the store where there is a big sign telling him that there is a 8.99 discount on a shirt that originally costs 44.9

5. But how big is the discount in percent ?
Mathematics
2 answers:
Stells [14]3 years ago
4 0
The discount is 80% off
Pepsi [2]3 years ago
4 0

899/4495=x/100 x=(899.100)/(4495.)

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Two dice are rolled and a coin is tossed. Find the number of possible outcomes.
Stels [109]
There is a 50/50 chance to get heads or tails on the coin.
8 0
3 years ago
1. Let f(x)=8/1+3e^−0.7x. What is the value of f (−3)?
STatiana [176]
1. f(x)=8/1+3e^(-0.7x)
to get f(-3) we substitute the value and solve the equation as follows:
f(-3)=8/1+3e^(-0.7*3)
f(-3)=8.36737
which can also be written as:
f(-3)-8.36737=0

2. f(x)=20/1+9e^(3x)
to get the y-intercept we let x=0, hence we shall have:
f(0)=20/1+9e^(3*0)
f(0)=20+9*1
f(0)=20+9
f(0)=29
the y-intercept is at point (0,29)

3. f(x)=24/1+3e^(-1.3x)
Given that the expression above has no denominator, then the domain of the expression is all real numbers then the expression has not vertical asymptote.The same applies for horizontal asymptote and the oblique. 

4. f(x)=15/1+4e^(-0.2x)
 The graph is not increasing at any point, this means that it does not have a point of maximum growth.

5. f(x)=24/1+3e^(-1.3x)
The graph of the function is a decay graph, this means that there is no point in which the graph is increasing hence there's not growth rate.
4 0
3 years ago
Read 2 more answers
HELP ME PLEASE I DON'T UNDERSTAND !!!!!!!!!!!!!!!!!! <br>4-9​
erastova [34]

4: im not sure how to solve this or how to get the answer

5:

Distribute the Negative Sign:

= 3x^2+2x−3+−1(4x^2−8x+23)

= 3x^2+2x+−3+−1(4x^2)+−1(−8x)+(−1)(23)

= 3x^2+2x+−3+−4x^2+8x+−23

Combine Like Terms:

= 3x^2+2x+−3+−4x^2+8x+−23

= (3x^2+−4x^2)+(2x+8x)+(−3+−23)

= −x^2+10x+−26

Answer:

−x^2+10x−26

6: Distribute the Negative Sign:

= −13n^2−3n−6n^4+−1(13n^2+11n−2n^4)

= −13n^2+−3n+−6n^4+−1(13n^2)+−1(11n)+−1(−2n^4)

= −13n^2+−3n+−6n^4+−13n^2+−11n+2n^4

Combine Like Terms:

= −13n^2+−3n+−6n^4+−13n^2+−11n+2n^4

= (−6n^4+2n^4)+(−13n^2+−13n^2)+(−3n+−11n)

= −4n^4+−26n^2+−14n

Answer:

=−4n^4−26n^2−14n

7: and in math means to add

Combine Like Terms:

=4y^3+−8y+−y^3+5

=(4y^3+−y^3)+(−8y)+(5)

=3y^3+−8y+5

Answer:

=3y^3−8y+5

8: Answer choice 3

−5x^2+5x−2

9: answer is −8y

i had this in my notes from a while ago on my laptop so please see the image on how to solve this!

i hope this helps a lot!

7 0
4 years ago
1 1⁄8 miles = how many yards
Paul [167]

Answer:

1980 yards

Step-by-step explanation:

We need to convert 1 1/8 miles into yards. For doing so we can conclude the following and use the information gathered:

1 mile = 1760 yards.

1/8 mile = 220 yards

In that case, we will add the two shown above together to find the total as well as our answer.

1760 + 220 = 1980

Thusly, there are  \boxed{1980} yards in 1 1/8 miles.

Hope this helps!

5 0
4 years ago
a quadratic equation has two colutions at x= 5 and x=-2. write the equation of this quadratic in standrad form
Tpy6a [65]
We will start by making each of the solutions a binomial which is equal to zero.
First solution:
x = 5
x - 5 = 0
Second solution:
x = -2
x + 2 = 0
Then we can multiply the two together using FOIL.
0 = (x - 5)(x + 2)
0 = x^2 - 5x + 2x - 10
0 = x^2 - 3x - 10
Since solutions (colutions as you like to call them) are found at f(x) = 0, the 0 can be replaced with f(x).
f(x) = x^2 - 3x - 10
4 0
3 years ago
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