Step-by-step explanation:
here will take the earth's surface as 0.
hence,
the first hole that Sally dug is 5 feet below the surface making its integer -5
the second hole Sally dug was 8 feet below the surface making its integer -8
therefore, the roses are closest to the surface.
A seamstress needs to cut 15-inch pieces of ribbon from a roll of ribbon that is 9 feet in length. What is the greatest number of 15-inch pieces the seamstress can cut from 5 of these rolls of ribbon
Answer:
35 strips :)
Step-by-step explanation:
1 foot; 12 inches
Now lets solve!!
12 x 9 = 108
Now we must divide :)
108/15 = 7
Since she has 5 rolls, we need to multiply 1 more time :)
7 x 5 = 35
Have an amazing day!!
Please rate and mark brainliest!!
Answer:
35
Step-by-step explanation:
1 foot = 12 inches
so (multiply both by 9)
9 feet = 108 inches
108 divided by 15 = 7.2
the .2 part can't be used, so each roll can make 7 pieces of ribbon
Theres 5 rolls of ribbon so multiply 7 by 5 which is 35
What is the product of the polynomials below?
(3x2 - 2x - 3)(5x2 + 4x + 5)
A. 15X4+2x3 - 8x -22-15
B. 15X442x 8X2 - 2x + 2
C. 15x4 + 2x3 - 8x2 - 2x -15
D. 15X4+2x8x422x42
The product of the polynomials is [tex]15x^4 - 8x^3 - 6x^2 - 22x - 15.[/tex]
What is a polynomial?Polynomial is an equation written with terms of the form kx^n.
where k and n are positive integers.
There are quadratic polynomials and cubic polynomials.
Example:
2x³ + 4x² + 4x + 9 is a cubic polynomial.
4x² + 7x + 8 is a quadratic polynomial.
We have,
To find the product of the polynomials (3x² - 2x - 3) (5x² + 4x + 5), we can use the distributive property of multiplication to multiply each term in the first polynomial by each term in the second polynomial, and then combine like terms.
We can start by multiplying the first term in the first polynomial, 3x^2, by each term in the second polynomial:
3x² (5x² + 4x + 5)
= [tex]15x^4 + 12x^3 + 15x^2[/tex]
Next, we multiply the second term in the first polynomial, -2x, by each term in the second polynomial:
-2x(5x² + 4x + 5) = -10x³ - 8x² - 10x
Finally, we multiply the third term in the first polynomial, -3, by each term in the second polynomial:
-3(5x² + 4x + 5) = -15x² - 12x - 15
Putting these three results together, we have:
(3x² - 2x - 3) (5x² + 4x + 5)
= [tex]15x^4 + 2x^3 - 3x^2 + 12x^2 - 10x^3 - 10x - 15x^2 - 12x - 15[/tex]
Simplifying and collecting like terms, we get:
(3x² - 2x - 3)(5x² + 4x + 5)
[tex]15x^4 - 8x^3 - 6x^2 - 22x - 15[/tex]
Therefore,
The product of the polynomials is [tex]15x^4 - 8x^3 - 6x^2 - 22x - 15.[/tex]
Learn more about polynomials here:
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Find the area of the circle shown.
Use 3.14
3
.
14
as an approximation for π
π
. Round your answer to the nearest tenth.
Answer: Area = pie multiplied by radius multiplied by radius (pie × square of radius)
Step-by-step explanation: If you are given diameter, radius will be half of the diameter.
Simply multiply 3.14 by radius squared
give a formula for the perimeter of a rectangle. when might you want to measure a perimeter?
Answer: perimeter = sum of all side lengths
Step-by-step explanation:
To measure the amount of tape needed to section off a crime scene.
Hope This Helped!
what is the volume of a cylinder,in cubic inches, with a height of 16 inches and base diameter of 4 inches? round to the nearest tenths place.
Answer:
201.06 in^3
Step-by-step explanation:
Volume of cylinder = pi r^2 h
= pi (2)^2 * 16 in^3 ( r = d/2 = 4/2 = 2)
The graph shows the population of a city n months after the establishment of a new automobile plant in the city.
Answer: for sure the answer is increased rapidly
Step-by-step explanation:
The population of the city increased rapidly for the first four months and then slowly approached 7000 people.
What is Graph?A graph contains data of which input maps to which output.
Analysis of this leads to the relations which were used to make it.
If we know that the function crosses x axis at some point, then for some polynomial functions, we have those as roots of the polynomial.
WE have given the graph shows the population of a city n months after the establishment of a new automobile plant in the city.
We can see that at 4000 people, the graph increases and then become constant at the rate of 7000 people.
So we can conclude that the population of the city increases rapidly for the first four months and then slowly approached 7000 people.
Learn more about finding the graphed function here:
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1000 is divided by 100 and anwers is 10 but how can explain someone easy way
solve this problem correctly, and you will be my bff for life
The graph shown is the second derivative
⇒ first derivative equals the area between
- the second derivative function from 0 to 2
- the axis
Thus the first derivative f(2) equals [tex]8 + c[/tex]
c: represents the initial positionHowever there is an inital position for the first derivative ⇒ f(0) = 2.5
Therefore we must add the initial position to the first derivative found
f(2) = 8 + 2.5 = 10.5
Hope that helps!
determine the general solution of -4sinx = 5cosx
Step-by-step explanation:
Divide both sides by cosine to get:
[tex] - 4tan(x) = 5[/tex]
Divide both sides by -4 to get:
[tex]tan(x) = - \frac{5}{4} [/tex]
Take the arctangent of both sides to get:
[tex]x = arctan( - \frac{5}{4} )[/tex]
Plus any integer rotation of pi (180 degrees)
I need this ASAP plss
Reflexive property of congruence
It denotes to the fact that every geometrical shape,figure is congruent to itselfHere AC is common side
So AC [tex]\cong[/tex] ACAC is congruent to itself
Option AUsing pi as 3.14. what is the circumference of a circle with a radius of 3mm.
Answer:
18.84
Step-by-step explanation:
Circumference = 2 * PI * R
2 * 3.14 * 3 = 18.84
What is the distance, in units, between point D and point E?
M. V5 units
P. 3 units
R. V13 units
S. 5 units
OM
OP
OR
s
The given circle has its center at (−3,3) and has a radius of 5 units. Then, the shortest distance D between the point and the circle is given by.
Um chile anyways so...
Answer:
maybe 58 or 59
Step-by-step explanation: bad at the so sorry.
Giving Brainiest and 60 points! :))
Answer:
Vertical angles! Hope this helped!<3
Answer:
Vertical Angles
Step-by-step explanation:
Adjacent Angles are adjacent to each other and share the same side.
Complementary Angles add up to 90°
Vertical Angles are similar angles on opposite sides of each other
Reflex Angles are angles that are over 180°
Therefore Vertical Angles is the answer
I have 35 quarters and dimes in
my pocket. How many of each do I have if I have $5.45??
HELP Me pls
Answer:
13 Quarters, 22 Dimes
Step-by-step explanation:
.10d + .25q = 5.45
.10 (35 - q) + .25q = 5.45
3.5 - 10q + .25q = 5.45
.25q - .10q = 5.45 - 3.5
.15q = 1.95
q = 13
Plug the value of q to solve for d, or the number of dimes.
d = 35 - q
d = 35 - 13
d = 22
Solve the right triangle. Round decimal answers to the nearest tenth.
MK= 8
40°
Which graph represents the solution of the system
[x2 + y2 = 4
[x-y=1
Answer:
its b
Step-by-step explanation:
just took the test
Answer:
Its C
Step-by-step explanation:
Have a good day!
Simplify the given polynomial expressions as much as possible
(12a2 + 6a - 8) - (-22a2 + 12 - 15a)
Answer:
34a^2 + 21a - 20
Step-by-step explanation:
(12a^2 + 6a -8) - (-22a + 12 - 15a)
12a^2 + 6a - 8 + 22a + 12 - 15a
34^2 + 6a - 8 - 12 + 15a
34^2 + 21a - 20
Let h be a function where y = h(z)
I NEED ANSWERS NOW!!! PLEASE
Answer:
a square angle
Step-by-step explanation:
because its a square agnle me barin is right :>
Answer:
1. Police station & mall
2. City hall & market
3. Church & park
4. Hospital & school
5. Park & city hall
6. Church & market
7. Police station & hospital
8. School & mall
9. City hall & mall
10. Church & hospital
See the image below for an illustration of each angle type.
Hope this helps!
Emily bought 28 flowers and divided them equally into 4 bouquets. How many flowers are in each bouquet?
The vertices of a right triangle are p(-3,4), q(-3,-4) and r (7,-4). Explain algebratically whether or not (2,0) is on the side of the triangle.
Algebraically, it was possible to show that the point (2,0) is on the side (PR) of the given triangle.
RIGHT TRIANGLEA triangle is classified as a right triangle when it presents one of your angles equal to 90º. In this triangle from the trigonometric ratios or the Pythagoras Theorem ([tex](hypotenuse)^2=(side_1)^2+(side_2)^2[/tex]), it is possible finding angles or sides.
The question gives the points for a right triangle, you can draw the triangle, see the attached image. From the figure, it is possible to see the lengths for the sides PQ=8 and QR=10.
Linear EquationA linear function can be represented by a line. The standard form for this equation is: ax+b , for example, y=2x+7. Where:
a= the slope. If
a> 0 , the function is increasing; a< 0 , the function is decreasing;b=the constant term that represents the y-intercept.
The slope for the line PR can be calculated from the ratio between the side PQ and QR.
[tex]a=\frac{PQ}{QR}=\frac{4-(-4)}{(-3-7)}=\frac{8}{-10} =-0.8[/tex]
From the attached figure, it is possible to see that the y-intercept is (2,0). Therefore, the given point is on the side PR, but the question asks to show this algebraically.
From the Standard form (ax+b), the equation for the line PR will be: y=- 0.8x+b. After that, you should replace the coordinates of the given point P (-3,4) in the equation line: y=-0.8x+b for finding b.
4=-0.8*(-3)+b
4=2.4+b
b=4-2.4= 1.6
Then, the equation line y=-0.8x+1.6.
Now you should replace the x-coordinate for the point (2,0) in the equation y=-0.8x+1.6.
y=-0.8*2+1.6
y=-1.6+1.6
y=0
The calculated y-coordinate is the same the y-coordinate for the point (2,0), thus the point (2,0) is on the side of the triangle.
Read more about the linear equation here:
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Solve for X question number 15
The length of a rectangle is 4 cm longer than its width.
If the perimeter of the rectangle is 52 cm, find its length and width.
Compare.
1 and a half hours
100 minutes
Answer:
1 and a half hours < 100 mins
Step-by-step explanation:
1 and a half hours is equal to :
1 hour = 60 mins
half hour = 30 mins
60 + 30 = 90 mins
90 min is less than 100 mins
Therefore / ∴ :
1 and a half hours < 100 mins
For problem 8, find the area of the shaded region. The polygon is a regular polygon. please show work.
Answer:
34.86 unit²
Step-by-step explanation:
[tex]A_{triangle}[/tex] = [tex]\sqrt{s(s-a)(s-b)(s-c)}[/tex] , where s = [tex]\frac{P}{2}[/tex] ; P = a + b + c
[tex]A_{hexagon}[/tex] = 6 × [tex]A_{triangle}[/tex]
[tex]A_{circle}[/tex] = [tex]\pi r^2[/tex]
[tex]\pi[/tex] ≈ [tex]\frac{22}{7}[/tex]
~~~~~~~~~~~~~~~~~~~
Which equation is the inverse of 5 y 4 = (x 3) squared one-half? y = one-fifth x squared six-fifths x eleven-tenths y = 3 plus-or-minus startroot 5 x seven-halves endroot negative 5 y minus 4 = negative (x 3) squared minus one-half y = negative 3 plus-or-minus startroot 5 x seven-halves endroot
The inverse function of the function 5y + 4 = (x + 3)² + 0.5 is shown below. Then the correct option is D.
[tex]\rm y= \pm \sqrt{5x + \dfrac{7}{2}} - 3[/tex]
What is the inverse of a function?Suppose that the given function is
[tex]f:X\rightarrow Y[/tex]
Then, if function 'f' is one-to-one and onto function (a needed condition for inverses to exist), then, the inverse of the considered function is
[tex]f^{-1}: Y \rightarrow X[/tex]
such that:
[tex]\forall \: x \in X : f(x) \in Y, \exists \: y \in Y : f^{-1}(y) \in X[/tex]
(and vice versa).
It simply means, the inverse of 'f' is a reverse operator, that takes back the effect of 'f'
The equation is given below.
[tex]\rm 5y + 4 = (x+3)^2 + \dfrac{1}{2}[/tex]
Then y will be
[tex]\rm 5y = (x+3)^2 + \dfrac{1}{2} - 4\\\\\rm y \ \ = \dfrac{(x+3)^2}{5} - \dfrac{7}{10}[/tex]
The replace y by x and x by y, then we have
[tex]\begin{aligned} x &= \dfrac{2(y+3)^2}{10} - \dfrac{7}{10}\\\\\dfrac{10x + 7}{2} &= (y + 3)^2 \\\\\sqrt{5x + \dfrac{7}{2}} &= y + 3\\\\y &= \pm \sqrt{5x + \dfrac{7}{2}} - 3 \end{aligned}[/tex]
More about the inverse function link is given below.
https://brainly.com/question/2541698
Answer: D
Step-by-step explanation:
The 2022 Russian Invasion of Ukraine began due to the cause of the collapse of the Soviet Union, which was sped along by the independence of the baltic states in 1990. When Ukraine left the USSR in 1991 and gave it's nuclear weapons to Russia in 2006, it began clear that Ukraine needed to be returned back into the hands of Moscow, before becoming another frontline for the NATO Army to invade the Russian Federation from the west, with more support from Japan in the east. Oh and I did the Edge test in 2022 so thats how I know it's D.
AC and BD are perpendicular bisectors of each other. Find the perimeter of ADB.
A. 60
B. 52
C. 30
D. 50
HELP ME PLEASE THERES PICTURES
Answer:
a=14/50 or 28%/0.28
b = the complement would be everything but b
c=36/50
they are reciprocals they are opposites
Step-by-step explanation:
3. There are 9 tables in the cafeteria. Each table has the same number of chairs. If there is a tota of 171 chairs, how many chairs are at each table a. 16 b. 17 C. 18 d. 19
Answer:
d. 19
Step-by-step explanation:
n.o of tables = 9
total n.o of chairs = 171
if there is equal n.o chairs in each table then,
171/9
=19