Answer:
B)154
Step-by-step explanation:
98:7=x:11
x=154
The first reply is probably a bot.
"Which equation represents a line that crosses through point (3,1) and is parallel to the line y=-2x-9?"
I'm not a bot but the answer is
y = -2x + 7
Step-by-step explanation:
The slope of the new line is m = -2 and it goes through (3, 1). The equation for this is
y = -2x + b ----> 1 = (-2)(3) + b or b = 7
Therefore, the equation has the form
y = -2x + 7
If you flip three fair coins, what is the probability that you'll get at least two heads?
Answer:
1/2
Step-by-step explanation:
all possibilities:
HHH
HHT
HTH
HTT
THH
THT
TTH
TTT
Four out of the eight outcomes above have at least 2 H
Answer:
1/2 or 4/8
Step-by-step explanation:
wright the follwing in decimlal form:3/4
Answer:
3/4 in decimal form is 0.75.
Step-by-step explanation:
I hope this helps! :)
Answer:
0.75
Step-by-step explanation:
3/4 is expressed as 0.75 in the decimal form.
to make a fraction into a decimal you just divide the numerator by the
denominator.
and the numerator is the part of a fraction that is above the line
denominator is at the bottom
so 3 / 4 = 0.75
3/4 in decimal form is 0.75
Hope This Helped
a/m=4g-h
need help with this problem
Answer:
Solve for A
A = -m ( h - 4g) , m ≠ 0
Solve for g
g = \(\frac{hm+A}{4m}\), m ≠ 0
Step-by-step explanation:
FIRST TO ANSWER GETS BRAINLEIST!
Answer:
d. windy with a high chance of precipitation.
Step-by-step explanation:
a solid blue line means a cold front. the triangles are pointed in the direction it's going. cold fronts typically bring cold temperatures, torrential rains, and high wind speeds.
which of the following is equivalent to ^3sqrt(4k^2) * ^3sqrt(6jk)
Explanation
We are asked to find the equivalent of
\(\sqrt[3]{4k^2}.\sqrt[3]{6jk}\)To do so, we will have
\(\begin{gathered} \sqrt[3]{4\times6\times j\times k^2\times k} \\ \\ =\sqrt[3]{24jk^3} \\ \\ =2k\sqrt[3]{3j} \end{gathered}\)Therefore, the answer is
\(undefined\)Please help!!! Will mark breinlest.
Answer:
1764 cm²
Step-by-step explanation:
(45 * 12 * 2) + (45 * 6 * 2) + (12 * 6 * 2) = total surface area
= 1764
if you know this please help
Answer:
its c hope this helps:)
Step-by-step explanation:
Let's relax a bit before we keep answering! What's your fav song and singer?
shirt by sza and fav singer ariana grande!
thanks so much!
Answer:
Love The Way You Lie - Eminem
se the divergence theorem to evaluate s (11x 2y z2) ds where s is the sphere x2 y2 z2 = 1.
The divergence theorem states that the surface integral of the divergence of a vector field over a closed surface is equal to the triple integral of the divergence of the vector field over the volume enclosed by the surface
we are given the vector field F = (11x, 2y, \(z^{2}\)) and the surface S defined by the equation \(x^2 + y^2 + z^2\)= 1, which represents a unit sphere.
To evaluate the surface integral ∬S F · ds using the divergence theorem, we first need to calculate the divergence of the vector field F. The divergence of F, denoted as ∇ · F, is given by the sum of the partial derivatives of the components of F with respect to their corresponding variables. Therefore, ∇ · F = ∂(11x)/∂x + ∂(2y)/∂y + ∂(z^2)/∂z = 11 + 2 + 2z.
Applying the divergence theorem, the surface integral ∬S F · ds is equal to the triple integral ∭V (∇ · F) dV, where V represents the volume enclosed by the surface S.
Since the surface S is a unit sphere centered at the origin, the triple integral ∭V (∇ · F) dV can be evaluated by integrating over the volume of the sphere.
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6 to the 2 power −2(5+1+3)
Answer:
18
Step-by-step explanation:
PLEASE HELP ASAP 20 POINTS WILL GIVE BRAINLIEST
Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
Wind farms are a source of renewable energy found around the world. The power P (in kilowatts) generated by a wind turbine varies directly as the cube of the wind speed v (in meters per second). If a turbine generates 500 kW in a 10 m/s wind, how much power does it generate in a 12 m/s
wind?
Answer: P = 0.5 *(12)^3 = 864 kW
Step-by-step explanation:
We calculate the power as follows:
P=C*v^3,
where C = constant and v is the velocity,
lets find the C first, from the given conditions
P = C*v^3
500= C(10)^3
C=500/(10)^3 = 0.5
If a turbine generates 500 kW in a 10 m/s wind, then 864 KW power does it generate in a 12 m/s wind
What is Power?Power is the amount of energy transferred or converted per unit time.
Given,
The power P (in kilowatts) generated by a wind turbine varies directly as the cube of the wind speed v
P = kv³
Where k is the proportionality constant.
If a turbine generates 500kW in a 10m/s wind, we need to find how much power does it generate in 12m/s wind
first solve the proportionality constant k
500 = k (10³)
k = 500 / 10³= 0.5
so when v = 12 m/s
P = 0.5(12³)
p = 864 kW
Hence 864 kW is the power generated by a 12 m/s wind.
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what’s the biggest difference between an area variance and a use variance?
The main difference between an area variance and a use variance is that area variance allows for an exception to zoning regulations related to the physical characteristics of a property, while use variance allows for an exception to regulations related to the intended use of a property.
An area variance is typically granted when a property owner is unable to comply with zoning regulations related to setbacks, building height, lot coverage, or other physical characteristics of a property.
In contrast, a use variance allows a property owner to use their property for a purpose that is not permitted under the current zoning regulations. This may include using a residential property for commercial purposes or using a commercial property for residential purposes.
Use variances are generally more difficult to obtain than area variances, as they require a showing of a unique hardship or practical difficulty that cannot be addressed through other means.
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A regular pentagon (all sides are equal length) is inscribed in a circle as shown below.
What is μ(
The measure of μ(∠AGB) is equal to 36 degrees.
What is an arc?In Mathematics and Geometry, an arc is a trajectory that is generally formed when the distance from a given point has a fixed numerical value. Generally speaking, the degree measure of an arc in a circle is always equal to the central angle that is present in the included arc.
Based on the information provided about this circle with center F, we can logically deduce the following properties:
Measure of each arc = 360/5
Measure of each arc = 72 degrees.
m∠arcAEB = 2m∠arcAB
m∠arcAEB = 2 × 72
m∠arcAEB = 144 degrees.
μ(∠AGB) = 1/2 × (m∠arcAEB - m∠arcAB)
μ(∠AGB) = 1/2 × (144 - 72)
μ(∠AGB) = 36 degrees.
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Complete Question:
A regular pentagon (all sides are equal length) is inscribed in a circle as shown below.
What is μ(∠AGB)?
9x^2-36x+27 factor the polynomial
Answer:
\(9(x - 1)(x-3)\)
Step-by-step explanation:
\(9 {x}^{2} - 36x + 27\)
\(9x(x - 1) - 27(x - 1)\)
\((x - 1)(9x - 27)\)
9(x-1)(x-3)
Which of the following is true about these similar triangles?
A. AB/BC = DE/DF
B. AB/BC = DE/EF
C. AB/BC = BC/DF
D/ AB/BC = BC/AB
Answer:
B
Step-by-step explanation:
You have to match up the corresponding sides in the 2 triangles
The sides you have to find are AB/BC
The side that corresponds to AB in triangle DEF is DE
The side that corresponds to BC is EF
Ayuden por favor, no entiendo este problema
We will get that the angle theta is:
θ = β/2
How to find the value of theta?Remember that the sum of the interior angles of any triangle must be equal to 180°.
Now, looking at the triangle in the left, we can see that the top angle is equal to:
180 - 2α
The right angle is equal to:
180 - 2β
And the left angle is α
Then we can write:
α + (180 - 2α) + (180 - 2β) = 180
-α - 2β = -180
α = 180 - 2β
Now we can go to the other triangle, where theta is, and write:
α + β + 2θ = 180
Replacing what we found above, we get:
180 - 2β + β + 2θ = 180
-β + 2θ = 0
θ = β/2
That is the best simplification we can get with the given diagram.
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The height of a tennis ball tossed into the air is modeled by h(x) = 40x â€" 16x 2, where x is elapsed time in seconds. During what time interval will the tennis ball be at least 15 feet above the ground? x > 0. 5 seconds and x > 2. 04 seconds x > 0. 5 seconds and x ≤ 2. 04 seconds x ≥ 0. 5 seconds and x > 2. 04 seconds x ≥ 0. 5 seconds and x ≤ 2. 04 seconds.
The time interval x >0.5 and x > 2.04 will the tennis ball be at least 15 feet above the ground.
Given that,
The height of a tennis ball tossed into the air is modeled by,
\(\rm h(x) = 40x - 16x^2\)
Where x is elapsed time in seconds.
We have to determine,
During what time interval will the tennis ball be at least 15 feet above the ground?
According to the question,
The height of a tennis ball tossed into the air is modeled by,
\(\rm h(x) = 40x - 16x^2\)
Where x is elapsed time in seconds.
Then,
When the tennis ball be at least 15 feet above the ground,
\(h(x) = 15\)
Substitute the value of h(x) in the equation,
\(\rm h(x) = 40x - 16x^2\\\\ 15 = 40x - 16x^2\\\\ 16x^2-40x+15=0\)
Factorize the equation for finding the time interval will the tennis ball be at least 15 feet above the ground is,
\(\rm 16x^2-40x+15= 0\\\\x = \dfrac{-b\pm \sqrt{b^2-4ac}}{2a}\\\\x = \dfrac{-(-40)\pm \sqrt{(-40)^2-4 \times 16 \times 15}}{2 \times 16}\\\\x = \dfrac{-(-40)\pm \sqrt{1600- 960}}{32}\\\\x = \dfrac{40\pm \sqrt{640}}{32}\\\\x = \dfrac{40 + 25.29}{32} \\\\x = \dfrac{40 + 25.29}{32} \ and \ x = \dfrac{40 - 25.29}{32}\\\\x = \dfrac{65.29}{32} \ and \ x = \dfrac{14.71}{32}\\\\x = 2.04 \ and \ x = 0.45\)
Hence, The time interval x >0.5 and x > 2.04 will the tennis ball be at least 15 feet above the ground.
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For every 20 grams of fat, 180 calories are added to fa serving size of food. How many calories are added with 4 grams of fat?
Answer:
36 grams of fat
Step-by-step explanation:
If f(z) is analytic and non-vanishing in a region R , and continuous in R and its boundary, show that |f| assumes its minimum and maximum values on the boundary of rm{R}
|f| assumes its minimum and maximum values on the boundary of region R.
Given that, f(z) is analytic and non-vanishing in a region R , and continuous in R and its boundary. To prove that |f| assumes its minimum and maximum values on the boundary of R. Consider the following:
According to the maximum modulus principle, if a function f(z) is analytic in a bounded region R and continuous in the closed region r, then the maximum modulus of f(z) must occur on the boundary of the region R.
The minimum modulus of f(z) will occur at a point in R, but not necessarily on the boundary of R.
Since f(z) is non-vanishing in R, it follows that |f(z)| > 0 for all z in R, and hence the minimum modulus of |f(z)| will occur at some point in R.
By continuity of f(z), the minimum modulus of |f(z)| is achieved at some point in the closed region R. Since the maximum modulus of |f(z)| must occur on the boundary of R, it follows that the minimum modulus of |f(z)| must occur at some point in R. Hence |f(z)| assumes its minimum value on the boundary of R.
To show that |f(z)| assumes its maximum value on the boundary of R, let g(z) = 1/f(z).
Since f(z) is analytic and non-vanishing in R, it follows that g(z) is analytic in R, and hence continuous in the closed region R.
By the maximum modulus principle, the maximum modulus of g(z) must occur on the boundary of R, and hence the minimum modulus of f(z) = 1/g(z) must occur on the boundary of R. This means that the maximum modulus of f(z) must occur on the boundary of R, and the proof is complete.
Therefore, |f| assumes its minimum and maximum values on the boundary of R.
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john and jane go rock-climbing together. john climbs a height of $(x 5)$ miles in $(x-1)$ hours and jane climbs a height of $(x 11)$ miles in $(x 1)$ hours. if john and jane were climbing at the same speed, what must have been their speed, in miles per hour?
Given that John climbs a height of \($(x + 5)$\) miles in \($(x - 1)$\) hours and Jane climbs a height of \($(x + 11)$\) miles in \($(x + 1)$\) hours. We know that the distance covered by both John and Jane are equal.
Distance covered by John = Distance covered by Jane
Therefore, \($(x + 5) = (x + 11)$\)
Thus, x = 6
Now, we need to find the speed of both, which is given by the formulae:
Speed = Distance / Time
So, speed of John = \($(x + 5) / (x - 1)$\) Speed of John =\($11 / 5$\) mph
Similarly, speed of Jane = \($(x + 11) / (x + 1)$\)
Speed of Jane = \($17 / 7$\) mph
Since both have to be equal, Speed of John = Speed of Jane Therefore,
\($(x + 5) / (x - 1) = (x + 11) / (x + 1)$\)
Solving this equation we get ,x = 2Speed of John = \($7 / 3$\) mph
Speed of Jane = \($7 / 3$\) mph
Thus, their speed was \($7 / 3$\) mph.
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how do I get the correct answer?
Answer:
1989.674m³
Step-by-step explanation:
It’s difficult to see the picture, and I can’t read the question. Are you looking for the volume of the composite shape? If so:
Cylinder: V=\(\pi\)r²h =
Cone: V=\(\pi\)r²h/3 =
Hemisphere: V=2/3\(\pi\)r³ = 2/3
TOTAL: 1570.796+157.079+261.799=1989.674m³
Please help if you want brianleist (no links please!) Ty!
Answer:
The answer is 40 can I please get brainleist
Write the equation of a line in SLOPE-INTERCEPT FORM that goes through (7,-3) and (6,-8).
Answer:
y = 5x-38
Step-by-step explanation:
The slope is m = (y2-y1)/(x2-x1)
= (-8 - -3)/(6-7)
= ( -8+3)/(-1)
=-5/-1
=5
Slope intercept form is
y = mx+b where m is the slope and b is the y intercept
y = 5x+b
Substitute a point into the equation
-8 = 5(6) +b
-8 = 30+b
-8-30 = 30-30+b
-38 = b
y = 5x-38
Slope formula: y2-y1/x2-x1
-8-(-3)/6-7
-5/-1
5
Find the y-intercept with the formula for slope intercept form.
y = mx + b
-3 = 5(7) + b
-3 = 35 + b
-3 - 35 = 35 - 35 + b
-38 = b
Fill in what we have:
y = 5x - 38
Best of Luck!
Which graph is correct?
The system of inequalities is correctly graphed on Shannon's graph.
Which graph shows the system of inequalities?Here we have the following system of inequalities:
y ≥ (1/2)*x - 1
x - y > 1
We can rewrite the second inequality as:
y < x - 1
Then the system becoimes:
y ≥ (1/2)*x - 1
y < x - 1
The first line will be one with positive slope, it is solid (due to the symbol ≥) and the shaded area is above the line.
For the second we will have a dashed line, and now the shaded area is below the dashed line.
From that, we caonclude that Shannon's graph is the correct one.
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Please help!! will give brainliest thingy
Answer:
x = 9
Step-by-step explanation:
15/10 = 1.5
1.5*6 = 9
Answer:
x = 9
Step-by-step explanation:
The slope of the line below is -0.5. Enter the equation for the line in point-
slope form.
(1, 1)
The equation for the line in point-(1, 1) is y = -0.5x + 0.5.
Given that the slope of the line below is -0.5. We are to enter the equation for the line in point-(1, 1).The equation for the slope-intercept form of the line is y = mx + c where m is the slope and c is the y-intercept.
Now, the slope of the line is given as -0.5.Therefore, the equation for the slope-intercept form of the line is y = -0.5x + c. Now we need to find the value of c for the equation of the line.
To find the value of c, substitute the values of x and y in the equation of the slope-intercept form of the line.
Given that the point is (-1,1), x=-1 and y=1y = -0.5x + c⇒ 1 = (-0.5) (-1) + c⇒ 1 = 0.5 + c⇒ c = 1 - 0.5⇒ c = 0.5
Therefore, the equation for the line in point-(1, 1) is y = -0.5x + 0.5.The slope of a line refers to how steep the line is and is used to describe its direction. Slope is defined as the vertical change between two points divided by the horizontal change between them.A positive slope moves up and to the right, while a negative slope moves down and to the right. If a line has a slope of zero, it is said to be a horizontal line.
The slope-intercept form of a linear equation is y = mx + b, where m is the slope of the line and b is the y-intercept, or the point at which the line crosses the y-axis. To find the equation of a line with a given slope and a point, we can use the point-slope form of a linear equation.
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Find a power series for the function, centered at c and determine the interval of convergence. f(x) = 9/2x - 3' c = 6 f(x) = summation_ n = 0^infinity -6 < x < 6 -9/2 < x 9/2 3/2 < x < 21/2 9 < x < 12 x = 6
The power series for the function f(x) = 9/2x - 3, centered at c=6, is ∑ (3/4) * ((x-6)/6)^n - 3, n = 0 to infinity. The interval of convergence is -6 < x < 12.
How to find the power series of f(x) centered at c=6?
We first rewrote the function in terms of (x - c), and then used the formula for a geometric series to find the power series. We then used the ratio test to determine the interval of convergence, which turned out to be -6 < x < 12. Finally, we checked the endpoints of the interval to see if they converged or not.
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Write a phrase for the algebraic expression:
s +7
There are many possible answers for this.
One example is below.
S = the number of stations included when a person orders basic cable, write an expression for the number of stations a person has if he ordered basic cable and 7 premium channels.
We can represent this as s + 7.
The value that we don't know is the number of
stations included when a person orders basic cable.
So we can represent that as s.
Then, since the person ordered 7 premium channels, that means he
is adding an additional 7 channels to his basic cable plan.
So we can represent this as s + 7.
Answer:
a number plus 7
Step-by-step explanation:
s+7
Let s represent an unknown number
a number plus 7
hich of the following are most likely to be dependent samples? multiple choice a study that compares the mean wait times at two different hospital emergency rooms a study that compares the salaries earned by men and women in the same job position a study that compares the weight gain for puppies who eat two different brands of food a study that compares standardized test scores before and after a course is taken
The statement which most likely represent "dependent-samples" is (d) study which compares standardized "test-scores" before and after course is taken.
The scores obtained before and after are linked, as they are obtained from the same group of individuals, and are therefore dependent samples.
For example, suppose a group of students is given a standardized test before and after taking a preparation course.
The scores obtained before the course are likely to be related to the scores obtained after the course, as they are both measures of the same group of students.
If the course has a significant impact on the scores, the before-and-after scores will likely be correlated, and the samples will be dependent.
Therefore, the correct option is (d).
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The given question is incomplete, the complete question is
Which of the following are most likely to be dependent samples?
(a) A study that compares the mean wait times at two different hospital emergency rooms
(b) A study that compares the salaries earned by men and women in the same job position
(c) A study that compares the weight gain for puppies who eat two different brands of food
(d) A study that compares standardized test scores before and after a course is taken.