Answer:
29
Step-by-step explanation:
87 / 3 = 29
If you can use a calculator it shouldn't be on brainly...
Answer:
Algebraic Expressions
This calculator builds algebraic expressions based on word representations of numbers using the four operators and the words that represent them(increased,product,decreased,divided,times) Also known as Mathematical phrases
Factorials
Calculates the following factorial items:
* A factorial of one number such as n!
* A factorial of a numerator divided by a factorial of a denominator such as n!m!/a!b!
* Double Factorials such as n!!
* Stirlings Approximation for n!
Step-by-step explanation:
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AXYZ is rotated 180°.
What are the coordinates of point X'?
Reason:
When rotating a point 180 degrees around the origin, you use the rule
[tex](x,y) \to (-x,-y)[/tex]
We flip the sign of each coordinate from positive to negative or vice versa.
The point X is at the location (-4, 1). Rotating this 180 degrees will get us to X'(4, -1)
24. Which point is NOT on the circle with center (-4,3) and radius 6? a. (2,3) b. (2,0) c. (-4,-3) d. (-10,3)
Answer:
Your answer is b. (2,0) is not a point on the circle.
Step-by-step explanation:
Center of the Circle: (h,k) = (-4,3)
Radius of the Circle: r = 6
Find the points on the circle.
(h + r ,k)
(-4 + 6 , 3) = (2,3)(h - r ,k)
(-4 - 6 , 3) = (-10,3)(h , k + r)
(-4 , 3 + 6) = (-4,9)(h , k - r)
(-4 , 3 - 6) = (-4,-3)Use the formula pH = log (1/H*) to find the pH of the substance given its concentration
of hydrogen ions in a liter of acid rain that has a pH. Round your answer to the nearest
ten-thousandth.
10. pH = 3.6
why are asymptotes important in rational function graphs
Answer:
when sketching the curves of functions.
Step-by-step explanation:
There is a wide range of graph that contain asymptotes and that includes rational functions, hyperbolic functions, tangent curves, and more. Asymptotes are important guides when sketching the curves of functions. This is why it’s important that we know the properties, general forms, and graphs of each of these asymptotes.
Pls help me this question is bad
Answer:
using law of indices
the answer is 1
2 2/3 + 1/5
Could Someone Help??
Answer:
13/15
Step-by-step explanation:
you multiply the numbers by each other like 3×1/5 = 3/15 and 5×2/3 = 10/15
then you add them to get 13/15
help does anyone know the answer to this!!! ^_^
The exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.
What is an exponential function?Exponential function is the function in which the function growth or decay with the power of the independent variable. The curve of the exponential function depends on the value of its variable.
The exponential function with dependent variable y and independent variable x can be written as,
f(x)=a.bˣ
Here, x is the variable in the power of a number, b is a constant which is known as the change factor and a is the initial value of the function.
Here, in the graph, it passes from the (0,2) and (2,0) from x and y axis. it tells us that the initial value of is 2.
a=2
The graph is plotted on right side in opposite way, which tells the value of b is in the reciprocal. Thus,
b=1/4.
Put the values as,
f(x)=a.bˣ
f(x)=2.(1/4)ˣ
Hence, the exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.
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2. The bases of the trapezoid (x-14) cm and (x+2) cm. its medien is 30 cm lang, how long is the shorter
Answer:
x2-2x=58
Step-by-step explanation:
(x-14)(x+2)=30
x2+2x-14x-28=30
x2+2x-14x=28+30
x2-2x=58
helpme pleaseee urgentlyyy
The circumference of the given circle.
Solution:In order to find the circumference, first we'll have to find the raduis.
[tex]d = 2r[/tex]
[tex] \frac{8}{2} [/tex]
[tex] = 4 \: ft[/tex]
Now, we can work out the volume.
[tex]\huge\boxed{Fomula: C = 2\pi {r}}[/tex]
[tex] c= 2 \times \pi \times 4[/tex]
[tex]c = 25.13274 \: {ft}[/tex]
[tex]\large\boxed{C = 25.13 \: ft\: (2 \: d.p)}[/tex]
Hence, the circumference of the given circle is 25.13 feets.
Please help i really need this i will give a brainliest to the people that answer correctly
1st options: a positive, a negative, no
2nd options: decreases, increases, varies
Answer:
There is a negitve corrilation because as time increases speed decreases
Step-by-step explanation:
PLEASE HELP WILL MARK BRAINLIEST
Answer:
b = 13√3
c = 26
Step-by-step explanation:
tan 30 = a /b
b = a/ tan 30 = 13 / (1/√3) = 13√3
sin 30 = a /c
c = a/ sin 30 = 13 / (1/2) = 13 * 2 = 26
Answer:
if a = 13 than..
c = 26
b = 13√3
Step-by-step explanation:
can someone help me rn?
Answer:
y = 1
Step-by-step explanation:
Given:
equation of the parabola: [tex]y=a(x-1)^2+q[/tex]points on the parabola: (-1, -9) and (1, 1)Substitute point (1, 1) into the given equation of the parabola to find q:
[tex]\begin{aligned}\textsf{At}\:(1,1)\implies a(1-1)^2+q &=1\\a(0)^2+q &=1\\q &=1\end{aligned}[/tex]
Substitute the found value of q and point (-1, -9) into the given equation of the parabola to find a:
[tex]\begin{aligned}\textsf{At}\:(-1,-9)\implies a(-1-1)^2+1 &=-9\\a(-2)^2+1 &=-9\\4a+1 &=-9\\4a &=-10\\a &=-\dfrac{5}{2}\end{aligned}[/tex]
Therefore, the equation of the parabola is:
[tex]y=-\dfrac{5}{2}(x-1)^2+1[/tex]
The maximum or minimum point on a parabola is the vertex.
Vertex form of a parabola: [tex]y=a(x-h)^2+k[/tex] where (h, k) is the vertex.
Therefore, the vertex of the parabola is (1, 1) and so the maximum value of y = 1
Vertex at (1,q)
There is a point already given from which parabola passes through its (1,1)
So q=1Hence
vertex=(1,1)Equation:-
y=a(x-h)²+ky=a(x-1)²+1Now put (-1,-9)
-9=a(-2)²+1-9=4a+14a=-10a=-5/2a is negative hence parabola is opening downwards
So
vertex is maximum
Max value
y=1747.7 plus a 15% increase
Answer:
[tex]859.855[/tex]
Step-by-step explanation:
You start with the current amount:
[tex]747.7[/tex]
First calculate [tex]15\%[/tex] of [tex]747.7[/tex]:
[tex]747.7 \cdot 0.15 = 112.155[/tex]
Now add that new value back into the original amount:
[tex]747.7 + 112.155 = 859.855[/tex]
As a trick to speed things up, you can calculate it in one expression:
[tex]747.7 \cdot 1.15 = 859.855[/tex]
Alex has 64 cubes with dimensions in ft like
1/2 x 1/2 x 1/2
He uses all the cubes to fill a box shaped like a larger rectangular prism. There are no gaps.
What is the volume in cubic ft of the larger rectangular prism?
Sandy has built a triangular pool and wants to
add a rectangular deck around it as shown in the
figure. How many square feet of wood does Sandy
need for the deck?
Which of the following are based on empirical probability
The empirical probability is Life insurance, Car insurance, and Mortality.
What is empirical probability?
The ratio of the number of outcomes in which a defined event occurs to the total number of trials, not in a theoretical sample space but in a real experiment, is the empirical probability, relative frequency, or experimental probability of an event.
Therefore the empirical probability will be Life insurance, Car insurance, and Mortality.
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FIND THE LENGTH OF THE CHORD LM
Answer:
12 sin 75°
Step-by-step explanation:
See the attached images!
Which description matches the algebraic expression 45 n?
the sum of a number and 45
the quotient of a number and 45
the product of a number and 45
the difference of a number and 45
Answer:
The product of a number and 45
Step-by-step explanation:
Answer:
the product of a number and 45
Step-by-step explanation:
i just finished the quiz
Latanya has a points card for a movie theater. She receives 60 rewards points just for signing up. She earns 9.5 points for each visit to the movie theater. She needs 117 points for a free movie ticket. How many visits must Latanya make to earn a free movie ticket?
Answer:
6 visits
Step-by-step explanation:
Here the involved variables should be :
⇒ y = total number of rewards points
⇒ x = number of visits to the movie theater
=============================================================
Given :
⇒ points earned on signing up = 60
⇒ points per visit = 9.5
⇒ total points required = 117
===============================================================
Making the equation :
⇒ y = mx + b
⇒ m = points earned per visit
⇒ b = points earned on signing up
===============================================================
Solving by substitution :
⇒ 117 = 9.5x + 60
⇒ 9.5x = 117 - 60
⇒ 9.5x = 57
⇒ x = 6 visits
If Latanya receives 60 rewards points just for signing up. She earns 9.5 points for each visit to the movie theater. She needs 117 points for a free movie ticket. Then 6 visits Latanya make to earn a free ticket.
What is slope intercept form of line?The slope intercept form of a line is y=mx+b, where m is slope and b is the y intercept.
Given that,
Latanya has 60 rewards points just for signing up.
For each visit to theatre she earns 9.5 points.
To get free ticket she has to have 117 points.
We need to find how many visits she has to do to get free ticket.
We use Linear equation to solve this
Let y = total number of rewards points
x = number of visits to the movie theater
m=Points for each visit
y=mx+b
117=9.5x+60
Subtract 60 on both sides
117-60=9.5x
57=9.5x
x=6
Hence she has to make 6 visits to earn a free ticket.
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Please help me if i get another answer wrong i will fail pls help.
in baseball Anthony hit 0.63 of the pitches thrown at him what percent of the pitches did Anthony miss
These two shapes have the same perimeter.
regular hexagon
square
Not actual size
The length of each side of the hexagon is 8 centimetres.
Calculate the area of the square.
Question
Answer: u can use this to practice and u can also find your awnser in thes pic
Step-by-step explanation:
if x=3,y=-2(negative 2) and z=6,what is 7xyz
Step-by-step explanation:
x = 3
y = - 2
z = 6
Question:[tex]7xyz[/tex]
Solution,
= 7 × 3 ( - 2 ) × 6
= 21 ( - 2 ) × 6
= - 42 × 6
= - 252
hence the answer is - 252....
Given f(x) = x^2 – 3x – 2, what is f(5)?
Answer:
[tex]f(5)=8[/tex]
Step-by-step explanation:
Given function: [tex]f(x)=x^2-3x-2[/tex]
To find [tex]f(5)[/tex], simply input [tex]x=5[/tex] into the function:
[tex]\begin{aligned}\implies f(5) & =5^2-3(5)-2\\& = 25-15-2\\& = 10-2\\& = 8\end{aligned}[/tex]
[tex]\huge\color{white}\boxed{\colorbox{Black}{♔︎Answer♔︎}}[/tex]
To find :-The value of f(5)
Given :-f(x) = x² - 3x - 2
Solution :-f(x) = x² - 3x - 2
we will put the value of x as 5
so that to find f(5).
f(5) = (5)² - 3×5 - 2
f(5) = 25 - 15 - 2
f(5) = 8
Result :-The value of f(5) is 8.
Pls ingore all of the questions below, but help me with the attached image
What is the only number that has the same number of letters as it's meaning? ...
What number doesn't have its own Roman numeral? ...
What is the only even prime number? ...
What is the smallest perfect number? ...
What is our current numerical system based on? ...
Is Pi a rational or irrational number?
Answer:
w = 23
Step-by-step explanation:
so the total degree of a triangle is 180,
when you add all 3 it should equal 180.
35 + (5w) + (w + 7) = 180
subtract 35 from both sides, 35 - 35 + (5w) + (w + 7) = 180 - 35
(5w) + (w + 7) = 145
combine like terms (add the w's), (5w + w) + 7 = 145
6w + 7 = 145
subtract 7 from both sides, 6w + 7 - 7 = 145 - 7
6w = 138
divided both sides by 6 to get w alone, 6w / 6 = 138 / 6
w = 23
If a rectangular lot measures 120 ft. x 80 ft, and 10 foot set backs are required from each lot line, how much area is left?
If a kennel for 50 dogs requires 12,500 square feet, how many dogs can be accommodated in the small rectangle?
There will be 9,600
square feet in the smaller lot.
The number of dogs allowed is 24 v (Use a whole number.)
Answer:
6000 square feet24 dogsStep-by-step explanation:
The available area is found by subtracting twice the border width from each of the overall lot dimensions. The accommodation that provides is found by dividing the area by the area required per dog.
__
The 10 foot setback from each lot line means the usable space has dimensions that are 20 feet shorter than the lot dimensions.
usable rectangle = (120 ft -20 ft)×(80 ft -20 ft) = (100 ft)(60 ft)
usable rectangle = 6000 ft²
There will be 6000 square feet in the smaller lot.
__
The space required for each dog is ...
(12,500 ft²)/(50 dogs) = 250 ft²/dog
Then the number of dogs that can be accommodated in 6000 ft² is ...
(6000 ft²)/(250 ft²/dog) = 24 dogs
The number of dogs allowed is 24.
Select the expression that is equivalent to the given expression: 3(x + 2) - x
A: 5x + 6
B: 2x + 6
C: 2x + 2
D: 9
Answer:
B
Step-by-step explanation:
if you simply 3(x+2)-x, you get 2x+6.
it is not 3x+6 because x already equals 1. 2x+6=2x+6
Ten students received their test grades back for Math 171.
80
88
60
52
96
58
66
Find the 5 number summary.
Answer:
5 number summary hulaan mo hhahah 82 56 92 78 68
I need this answer asap please
Answer:283 awnser is 283
Step-by-step explanation:
A survey found that 78% of high school freshmen have Internet access at home. OF the 754 freshman at one high school, about how many would be expected to have Internet access at home?
Answer:
About 588 students.
Step-by-step explanation:
78% = 0.78
Therefore, we can conclude the following:
78% of 754 = 754 * 0.78 = 588.12