Answer:
Top to bottom
1
30
9
45
Step-by-step explanation:
Which of the q-values satisfy the following inequality?
6-3q≤1
Answer:
\(q\ge \frac{5}{3}\\\\q\geq 1\frac{2}{3}\)
Step-by-step explanation:
\(6-3q\leq 1\\\\\mathrm{Subtract\:}6\mathrm{\:from\:both\:sides}\\\\6-3q-6\le \:1-6\\\\Simplify\\\\-3q\le \:-5\\\\\mathrm{Multiply\:both\:sides\:by\:-1\:\left(reverse\:the\:inequality\right)}\\\\\left(-3q\right)\left(-1\right)\ge \left(-5\right)\left(-1\right)\\\\Simplify\\\\3q\ge \:5\\\\\mathrm{Divide\:both\:sides\:by\:}3\\\\\frac{3q}{3}\ge \frac{5}{3}\\\\Simplify\\\\q\ge \frac{5}{3}\\\\q\geq 1\frac{2}{3}\)
Remind???? anybody, or nobody???
Answer:
wdym? like the app remind?
Answer:
you have to download the remind app
Consider the points below. P(θ),−4,0),Q(5,1,−2),R(6,4,1) (a) Find a nonzero vector orthogonal to the plane through the points P,Q, and R. (b) Find the area of the triangle PQR.
(a) A nonzero vector orthogonal to the plane through the points P, Q, and R is (9, -17, 35). (b) The area of triangle PQR is \(\sqrt\)(811) / 2.
(a) To determine a nonzero vector orthogonal to the plane through the points P, Q, and R, we can first find two vectors in the plane and then take their cross product. Taking vectors PQ and PR, we have:
PQ = Q - P = (5, 1, -2) - (-4, 0, 0) = (9, 1, -2)
PR = R - P = (6, 4, 1) - (-4, 0, 0) = (10, 4, 1)
Taking the cross product of PQ and PR, we have:
n = PQ x PR = (9, 1, -2) x (10, 4, 1)
Evaluating the cross product gives n = (9, -17, 35). Therefore, (9, -17, 35) is a nonzero vector orthogonal to the plane through points P, Q, and R.
(b) To determine the area of triangle PQR, we can use the magnitude of the cross product of vectors PQ and PR divided by 2. The magnitude of the cross product is given by:
|n| = \(\sqrt\)((9)^2 + (-17)^2 + (35)^2)
Evaluating the magnitude gives |n| = \(\sqrt\)(811).
The area of triangle PQR is then:
Area = |n| / 2 = \(\sqrt\)(811) / 2.
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a cylindral drill with radius 5 cm is used to bore a hole through the center of a sphere with radius 10 cm. find the volume of the ring-shaped solid that remains.
The volume of the ring-shaped solid that remains after drilling is 3961.73cm³.
The radius of the cylindrical drill is 5cm and the radius of the sphere is found to be 10cm.
After drilling,
The radius of the of the sphere will act as a hypotenuse to the triangle where the base is the radius of the cylinder and the perpendicular is the height of the cylinder.
So, we can say,
Height H of cylinder = √(10² - 5²)
Height H of cylinder = 8.66 cm.
The volume V of the ring shape remaining,
V = Volume of sphere - volume of cylinder
V = 4/3πR³ - 1/3πr²H
R is the radius of sphere and r is the radius of cylinder,
Putting values,
V = 4/3π(10)³ - 1/3π(5)²8.66
V = 3961.73 cm³.
So, the volume that remains is 3961.73cm³.
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The management of First American Bank was concerned about the potential loss that might occur in the event of a physical catastrophe such as a power failure or a fire. The bank estimated that the loss from one of these incidents could be as much as $100 million, including losses due to interrupted service and customer relations. One project the bank is considering is the installation of an emergency power generator at its operations headquarters. The cost of the emergency generator is $800,000, and if it is installed, no losses from this type of incident will be incurred. However, if the generator is not installed, there is a 10% chance that a power outage will occur during the next year. If there is an outage, there is a .05 probability that the resulting losses will be very large, or approximately $80 million in lost earnings. Alternatively, it is estimated that there is a .95 probability of only slight losses of around $1 million. Using decision tree analysis, determine whether the bank should install the new power generator.
The expected loss without the generator ($495,000) is less than the cost of installing the generator ($800,000), it would not be economically justifiable for the bank to install the new power generator based on this decision tree analysis.
The management of First American Bank faces a decision regarding the installation of an emergency power generator to mitigate potential losses from physical catastrophes such as power failures or fires.
To evaluate this decision, we can use decision tree analysis.
Without the generator, there is a 10% chance of a power outage. In the event of an outage, there is a 0.05 probability of very large losses ($80 million) and a 0.95 probability of slight losses ($1 million). To calculate the expected loss from not installing the generator, we can use the following formula:
Expected loss = (probability of outage) x [(probability of large loss x large loss amount) + (probability of slight loss x slight loss amount)]
Expected loss = 0.1 x [(0.05 x $80 million) + (0.95 x $1 million)]
Expected loss = 0.1 x [$4 million + $950,000]
Expected loss = 0.1 x $4.95 million
Expected loss = $495,000
Now let's compare this expected loss to the cost of installing the emergency power generator, which is $800,000. Since the expected loss without the generator ($495,000) is less than the cost of installing the generator ($800,000), it would not be economically justifiable for the bank to install the new power generator based on this decision tree analysis.
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Hey! I was wondering if someone could help me with this problem? (: I started it off but I need help for anyone who can help me thank you!
Answer:
(-4, 2)
Step-by-step explanation:
5x + 15y = 10 ---› Eqn. 1
5x - 10y = -40 ---› Eqn. 2
Subtract the eqn 2 from 1 to eliminate the x variable
Thus:
25y = 50
Divide both sides by 25
y = 50/25
y = 2
Substitute y = 2 into eqn 1.
5x + 15y = 10 ---› Eqn. 1
5x + 15(2) = 10
5x + 30 = 10
Subtract 30 from each side
5x = 10 - 30
5x = -20
Divide both sides by 5
5x/5 = -20/5
x = -4
Solution would therefore be (-4, 2)
Write an equation to describe the situation. 3x=2 1/4
Factorise : 625² − 121² by using suitable identity
Answer:
(625 - 121)(625 + 121)
Step-by-step explanation:
625² - 121² ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b)
then
625² - 121²
= (625 - 121)(625 + 121) ← in factored form
What is the value of 19 cubed? A: 22 B: 57 C: 361 D: 6,859
The value of 19 cubes is equal to 6859. The correct option is D.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that the number is 19. The cube of 19 will be calculated as:-
19³ = 19 x 19 x 19
19³ = 6859
The cube of 19 is calculated by multiplying the number three times. Hence, the cube of 19 is 6859.
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What slope perpendicular to: m=5/8
Answer:
\( - \frac{8}{5} \)
Which is the destructive interference formula for diffraction grating problems? dsin = dcos = dcos = n dsin = n
The destructive interference formula for diffraction grating problems is \(d\ sin(\theta) = (n+\dfrac{1}{2} )\lambda\).
What is destructive interference?When the maxima of two waves are 180 degrees out of phase, destructive interference occurs: a positive displacement of one wave is cancelled exactly by a negative displacement of the other wave. The resultant wave has zero amplitude.
In a diffraction grating, the formula for brighter patches arising from constructive interference and darker patches arising from destructive interference is:
\(d\ sin(\theta) = n\lambda\)
Here, d is the grating spacing, θ is the angle of light, n represents the fringe order, and w denotes the wavelength.
The value of N can only be integers values.
Now, Because destructive interference occurs between the fringes, the destructive interference formula is
\(d\ sin(\theta) = (n+\dfrac{1}{2} )\lambda\)
where n is again an integer.
Hence, the destructive interference formula for diffraction grating problems is \(d\ sin(\theta) = (n+\dfrac{1}{2} )\lambda\).
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(-2a)^4/3
Rewrite into radical form
Answer:
3√(-2a)^4
Step-by-step explanation:
or If u want to further simplify distribute the power 4 onto the -2 and a and it will become 3rd root of -8a^4
In the position coordinate, P(r, θ ),r=radial coordinate, and θ=transverse coordinate (True/False).
False. In the position coordinate system, P(r,θ), r represents the radial coordinate, while θ represents the angular coordinate, not the transverse coordinate.
The transverse coordinate is typically denoted by z and is used in three-dimensional Cartesian coordinates (x,y,z) to represent the position of a point in space.
In polar coordinates, such as P(r,θ), r represents the distance from the origin to the point, while θ represents the angle between the positive x-axis and the line connecting the origin to the point. Together, they determine the position of a point in a two-dimensional plane. The radial coordinate gives the distance from the origin, while the angular coordinate determines the direction or orientation of the point with respect to the reference axis.
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if it takes you 2 hours to shape 48 baguettes, how many could you make in 30 minutes? how long would it take for you to make 1 baguette?
Answer:
12. & 2.5mins
Step-by-step explanation:
2 hours = 120 mins for 48 baguettes. so 120/48 = 2.5 mins per baguette
30 mins is 1/4 of 2 hours. so 12 baguettes
Select ALL that could take P to Q:
Answer:
No question.
Step-by-step explanation:
Add or Subtract then complete the chart
The complete chart here is
|---Simplify the Polynomial---|--Degree--|--Leading Coefficient--|--Constant--|
|------7a^4 - 3a^3 - 2a + 2------|------4-------|---------------7----------------|--------2-------|
Explain polynomial
A polynomial is a mathematical expression consisting of variables, coefficients, and exponents, combined using mathematical operations such as addition, subtraction, multiplication, and exponentiation. Polynomials can have one or more terms and are commonly used to model relationships in science and engineering.
What is meant by coefficient?
The coefficient is a numerical factor that is multiplied by a variable or a product of variables in an algebraic expression or equation.
According to the given information
To add the two polynomials, we combine like terms. That is, we add the coefficients of terms that have the same degree.
(7a⁴ - 6a³ + 1) + (3a³ - 2a + 1)
= 7a⁴ + (-6a³ + 3a³) + (-2a) + (1 + 1)
= 7a⁴ - 3a³ - 2a + 2
So, the simplified polynomial is `7a⁴ - 3a³ - 2a + 2`.
The degree of this polynomial is `4` since the term with the highest degree is `7a⁴`.
The leading coefficient of this polynomial is `7` since it is the coefficient of the term with the highest degree.
The constant term of this polynomial is `2` since it is the term with a degree of `0`.
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A bag contains 8 red marbles, 4 blue marbles, and 1 green marble. if a marble is selected at
random, what is the probability that it is not blue?
Answer:
the odds that it not blue is 9 /13 or .692
Step-by-step explanation:
Evaluate inverse functions The graph of y= h(x) is a line segment joining the points (-7,-5) and (-1,-2) Drag the endpoints of the segment below to graph y=h^-1(x)
When we have an inverse function, the domain and range are switched.
All x-coordinates become y-coordinates and vice-versa.
So, if the point (-7, -5) is a solution of h(x), the point (-5, -7) is a solution of h^-1(x)
If the point (-1, -2) is a solution of h(x), the point (-2, -1) is a solution of h^-1(x).
Therefore, the endpoints of the segment that represents the inverse function are the points (-5, -7) and (-2, -1).
The sum of twice a number and 5 is 21. What is the number?
Hello.
First, "twice a number" means we multiply 2 times that number.
Let the number be s.
Now, the sum of 2 times s and 5 is 21.
The product of 2 and s can be written like so:
\(\sf{2s\)
Now, the sum of 2s and 5 is 21:
\(\sf{2s+5=21\)
Subtract 5 from both sides:
\(\sf{2s=21-5\)
\(\sf{2s=16}\)
Now, divide both sides by 2:
\(\Large\boxed{\sf{s=8}}\)
I hope it helps.
Have a nice day.
\(\boxed{imperturbability}\)
x = 8
Step-by-step explanation:
Let the required number be x.
According to the given question,
=> 2x + 5 = 21
=> 2x = 21 - 5
=> 2x = 16
=> x = 16/2
=> x = 8
Hope it helps you!!The diagram shows a parallelogram. Work out the area of the parallelogram. Give your answer to 2 significant figures.
Answer:
28 cm²
Step-by-step explanation:
Given:
Parallelogram with 2 given sides, 4cm and 7cm respectively, and angle between them = 100°
Required:
Area of the parallelogram to 2 significant figure.
Solution:
Area of the parallelogram = a*b*sin(θ)
a = 4cm
b = 7 cm
θ = 100°
Area of parallelogram = 4*7*sin(100)
Area = 28*0.9848
Area = 27.57
Area of parallelogram to 2 significant figure = 28 cm²
factories 12x-30 please help me
Answer:
6(2x - 5)
Step-by-step explanation:
The greatest common factor of 12x and 30 is 6.
12x - 30 = 6(2x - 5)
Heya ~
⇨ \(\huge \underline \purple {\mathcal{YOUR \: ANSWER \: :}\)
\(\sf{= \: 6 \: (2x \: - \: 5)}\)
\(\huge \boxed {\underline{Explanation :}}\)
\(\sf{12x \: - \: 30}\)
\(\sf{Rewrite~ 12~ as ~6 ~^. ~2}\)
\(\sf{Rewrite~ 30~ as ~6 ~^. ~5}\)
\(\sf{= 6~^.~2x~-~6~^.~5}\)
\(\sf{Factor~out~the~common~term~6}\)
\(\sf{= \: 6 \: (2x \: - \: 5)}\)
Hope It Helps ! ~
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\(\underline{Answer~:}\)
Jace ~
What's the answer to (2 x 3 ) + (4) - (7 y)
Answer:
3y
Step-by-step explanation:
Step-by-step explanation:
=6+4-7y
= 10-7y
the answer is 10-7y
Last year, Jia made 32 one-cup servings of soup for a school party. This year she will make two times the amount of soup that she made last year. How many gallons of soup will Jia make this year? *
Answer:
4 gallons
Step-by-step explanation:
We first need to find how many cups she will make this year.
She made two times last year's amount, so that will be:
2 * 32 = 64 cups
Let us convert cups to gallons:
1 cup = 0.0625 gallons
64 cups = 64 * 0.0625 = 4 gallons
She will make 4 gallons this year.
(18x²+11x+1) divided by (x+2)
Answer:
It's not divisible
Step-by-step explanation:
18x²+11x+1
= 18x²+9x+2x+1
= (9x+1)(2x+1)
So, you see there's no terms (x+2) so it's not divisible
Although if you simplify it, it'll look like,
18x+51/(x+2)-25
So you can't remove the (x+2)
sketch a graph of x = − 2 cos ( t ) , y = − 1 sin ( t ) , 0 ≤ t < 2 π .
The graph of the parametric equations x = -2cos(t) and y = -sin(t) within the range 0 ≤ t < 2π is an ellipse centered at the origin, with the major axis along the x-axis and a minor axis along the y-axis.
To sketch the graph of the parametric equations x = -2cos(t) and y = -sin(t), where 0 ≤ t < 2π, we need to plot the coordinates (x, y) for each value of t within the given range.
1. Start by choosing values of t within the given range, such as t = 0, π/4, π/2, π, 3π/4, and 2π.
2. Substitute each value of t into the equations to find the corresponding values of x and y. For example, when t = 0, x = -2cos(0) = -2 and y = -sin(0) = 0.
3. Plot the obtained coordinates (x, y) on a graph, using a coordinate system with the x-axis and y-axis. Repeat this step for each value of t.
4. Connect the plotted points with a smooth curve to obtain the graph of the parametric equations.
The graph will be an ellipse centered at the origin, with the major axis along the x-axis and a minor axis along the y-axis. It will have a vertical compression and a horizontal stretch due to the coefficients -2 and -1 in the equations.
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An experiment must have a placebo group in order to be valid. (T/F)
The statement is false.
I need the slope of the line please
The slope of the line is -6/5
How to determine the slope of the lineIt is important to note that the formula for the equation of a line is given as;
y = mx + c
Where;
y is the point on the y -axism is the slope of the linex is the points on the c - axisc is the intercept of the line on the y - axisThe formula for slope of a line is expressed as;
Slope, m = y₂ - y₁/x₂ - x₁
Given the points,
A(-2. 4)
B (3, -2)
Substitute the values
Slope, m = -2 - (4)/3 - (-2)
simply the values
Slope, m = -2- 4/3 + 2
Add or subtract the values
Slope, m = -6/5
Hence, the value is -6/5
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PLEASE HELP ASAP
Amy has x counters, Baz has eight more counters than Amy, Carla ahs 3 times as many counters as Baz, write an expression for the total number of counters they have in your simplest form
Answer:
5x+32
Step-by-step explanation:
So write out as an expression
Amy= x
Baz = x+8
Carla = 3(x+8)
Total= x +x + 8 +3x+ 24
= 5x+32
What are the x-intercepts of the graph of the following function y = 6x to the second power minus 12x - 18
Answer:
it would be 12x 26y doe to the problem
Graph each inequality. anyone know