To answer this question, you need trigonometry.
Are you familiar with the chant soh cah toa?
In here, you can see that the side you have is adjacent to the angle you have, and you're trying to find the opposite side. This means you need tangent = opposite ÷ adjacent
If the angle was 30° 45° or 60° Then there is a table you can use to calculate, but there isn't so just use a calculator
tan 31° = x ÷ 10
What is the ratio of blue stars to red stars?
Answer:
red is 3 and blue is 6 so 3:6
Step-by-step explanation:
Which an expression shows 48+36 written as a product of two factors
To express 48 + 36 as a product of two factors, we need to find two numbers whose product is equal to 48 + 36.
48 + 36 = 84
Now, let's find two factors of 84:
1 * 84 = 84
2 * 42 = 84
3 * 28 = 84
4 * 21 = 84
6 * 14 = 84
7 * 12 = 84
Therefore, we can write 48 + 36 as a product of two factors as:
48 + 36 = 6 * 14
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List the potential rational zeros of the polynomial function. Do not attempt to find the zeros.
f(x) = 7x4 - 5x3 + x2 - x + 1
Choose the answer below that lists the potential rational zeros.
A. -1,1, -7,7, -5,5, -1/7,1/7, -1/5,1/5
B. -1,1, -1/7,1/7, -1/5,1/5
C. -1,1, -7,7
D. -1,1, -1/7,1/7
Answer:
D. -1,1, -1/7,1/7
Step-by-step explanation:
Use all the factors of the leading coefficient, 7. And also, all the factors of the constant, 1.
Put the factors of the constant on top (numerator). Put the factors of the leading coefficient on the bottom (denominator).
+- 1/1 and +- 1/7
Simplifying:
-1, 1, -1/7, 1/7
That's it. Just list of possibilities of the rational zeroes.
Please help, I give you 45 points and cookie
Help me answer the question
\( \huge \boxed{\mathbb{QUESTION} \downarrow}\)
Revathi's age is 1/3 of her mother's age. If their difference in age is 24 years, find Revathi's age.\( \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}\)
Given,
Mother's age = xRevathi's age = 1/3 x = ?Difference in their age = 24 years ⇨ x - 1/3 x = 24.Now, let's solve this question using the above equation which we just formed.
\( \sf \: x - \frac{1}{3}x = 24 \\ \)
Combine x and \(\sf\:-\frac{1}{3}x \) to get \(\sf\frac{2}{3}x\).
\( \sf\frac{2}{3}x=24 \\ \)
Multiply both sides by \(\sf\frac{3}{2}\), the reciprocal of \(\sf\frac{2}{3}\).
\( \sf \: x=24\times \left(\frac{3}{2}\right) \)
Express \(\sf24\times \left(\frac{3}{2}\right)\) as a single fraction.
\( \sf \: x=\frac{24\times 3}{2} \\ \)
Multiply 24 and 3 to get 72.
\( \sf \: x=\frac{72}{2} \\ \)
Divide 72 by 2 to get 36.
\( \boxed{ \bf \: x=36 }\)
We now have the age of Revathi's mother (x) = 36 years. Now, let's find Revathi's age ⇨ \(\sf\:(\frac{1}{3}x) \)
\( \rightarrow \sf \: \frac{1}{3} x \\ \rightarrow \sf \: \frac{1}{3} \times 36 \\ \rightarrow \sf \: \frac{1}{ \bcancel 3} \times \bcancel{36} \\ \rightarrow \sf \:1 \times 12 \\ = \boxed{\boxed{\bf \: 12}}\)
So, Revathi is 12 years old.Answer:
Step-by-step explanation:
let x be the mother's age and r be Revathi's age
x-r=24
r=x/3 or 3r=x
Revathi's age is (1/3)*x or x/3
we replace in the first equation x with 3 r
3r-r=24
2r=24
r=12 Revathi's age is 12
His mom is 36
the difference between their age is 36-12=24
Do the ratios 14/10 and 2/1 form a proportion
The solution is:
No, the ratios 14/10 and 2/1, they do not form a proportion because 14 and 20 are not equal. Hence , not form proportion.
Here, we have,
given that, the ratios 14/10 and 2/1
now, we have to form a proportion if it is possible.
now, we get,
Set up a proportion as 14/10 = 2/1
we have,
Cross multiply:
14×1
10×2
You should get 14 and 20 for the products.
Since the products don't equal each other, they are not proportional.
Hence, The solution is:
No, the ratios 14/10 and 2/1, they do not form a proportion because 14 and 20 are not equal. Hence , not form proportion.
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maximize p = 6x 4y subject to x 3y ≥ 6 −x y ≤ 4 2x y ≤ 8 x ≥ 0, y ≥ 0.
The maximum value of P is 24 subject to the given constraints. Answer:Thus, the solution of the given problem is P = 24 subject to the given constraints.
To maximize the objective function P = 6x + 4y, given the constraints:x + 3y ≥ 6-x + y ≤ 4 2x + y ≤ 8 x ≥ 0, y ≥ 0We can use the graphical method to solve this Linear Programming problem.Step 1: Graph the given equations and inequalitiesGraph the equations and inequalities to determine the feasible region, i.e., the shaded area that satisfies all the constraints. The shaded area is shown in the figure below:Figure: The feasible region for the given constraintsStep 2: Find the corner points of the feasible regionThe feasible region has four corner points, i.e., A(0,2), B(2,1), C(4,0), and D(6/5,8/5). The corner points are the intersection of the two lines that form each boundary of the feasible region. These corner points are shown in the figure below:Figure: The feasible region with its corner pointsStep 3: Evaluate the objective function at each corner pointEvaluate the objective function at each corner point as follows:Corner Point Objective Function (P = 6x + 4y)A(0,2) P = 6(0) + 4(2) = 8B(2,1) P = 6(2) + 4(1) = 16C(4,0) P = 6(4) + 4(0) = 24D(6/5,8/5) P = 6(6/5) + 4(8/5) = 14.4.
Step 4: Determine the maximum value of the objective function The maximum value of the objective function is P = 24, which occurs at point C(4,0). Therefore, the maximum value of P is 24 subject to the given constraints. Thus, the solution of the given problem is P = 24 subject to the given constraints.
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emmerson is painting the outside of a cube for a math project. he knows the area of each face is 145 square inches. in order to find the length of each side, what will emmerson need to find? multiple choice question. cross out a) cube root cross out b) square root cross out c) perfect cube cross out d) perfect square cross out e) counterexample
The option is B. Emerson is painting the outside of a cube for a math project. he knows the area of each face is 145 square inches.
the place is the quantity that expresses the quantity of vicinity on the plane or on a curved floor. The area of a plane vicinity or aircraft location refers to the area of a shape or planar lamina, while surface location refers to the region of an open floor or the boundary of a three-dimensional object. the place can be understood as the quantity of material with a given thickness that might be necessary to fashion a model of the shape, or the amount of paint essential to cowl the surface with a single coat. it's by far the 2-dimensional analog of the period of a curve (a one-dimensional concept) or the volume of a stable (a three-dimensional idea).
The region of a form can be measured by using comparing the form to squares of a set size. within the global system of devices (SI), the standard unit of the region is the rectangular meter (written as m²), which is the place of a rectangular whose aspects are one meter long. A shape with an area of 3 square meters might have an equal area to 3 such squares. In mathematics, the unit square is defined to have area one, and the place of some other form or floor is a dimensionless real number.
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Exploring the 45°-45°-90° Triangle Theorem
AB and AC are equal in length and are represented by x, while BC (the hypotenuse) is √2 times the length of either leg.
We have,
The given triangle is an isosceles triangle.
So,
The angles opposite to the equal sides are equal.
The other angle = 90
Now,
The sum of the triangle = 180
So,
90 + 2x = 180
2x = 180 - 90
2x = 90
x = 45
Now,
In a right triangle with ∠A = 90 degrees, ∠B = 45 degrees, and ∠C = 45 degrees, we have a special case known as a 45-45-90 triangle.
In a 45-45-90 triangle, the sides are in a specific ratio: 1 : 1 : √2.
Let's use this ratio to find the lengths of the sides:
Since AB = AC, let's denote both lengths as x.
AB = AC = x
BC is the hypotenuse, which is √2 times the length of either leg:
BC = √2x
So, the lengths of the sides are:
AB = AC = x
BC = √2 * x
Therefore,
AB and AC are equal in length and are represented by x, while BC (the hypotenuse) is √2 times the length of either leg.
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Integrate the ODE
dy/dx = x² √y, 0 < x < 2, y(0) = 1
using Euler's method (Δx = 0, 2) to compute y(2). Obtain analytical solution to the ODE and compare y(2) obtained using Euler's method with that obtained analytically.
we find that the numerical approximation using Euler's method gives y(2) ≈ 1.865, while the analytical solution gives y(2) = 2.5.
Using the formula y(n+1) = y(n) + Δx * f(x(n), y(n)), where f(x, y) = x² √y, we can calculate the values of y at each step. Here's the step-by-step calculation:
Step 1: For x = 0, y = 1 (initial condition).
Step 2: For x = 0.2, y = 1 + 0.2 * (0.2)² * √1 = 1.008.
Step 3: For x = 0.4, y = 1.008 + 0.2 * (0.4)² * √1.008 = 1.024.
Step 4: For x = 0.6, y = 1.024 + 0.2 * (0.6)² * √1.024 = 1.052.
Step 5: For x = 0.8, y = 1.052 + 0.2 * (0.8)² * √1.052 = 1.094.
Step 6: For x = 1.0, y = 1.094 + 0.2 * (1.0)² * √1.094 = 1.155.
Step 7: For x = 1.2, y = 1.155 + 0.2 * (1.2)² * √1.155 = 1.238.
Step 8: For x = 1.4, y = 1.238 + 0.2 * (1.4)² * √1.238 = 1.346.
Step 9: For x = 1.6, y = 1.346 + 0.2 * (1.6)² * √1.346 = 1.483.
Step 10: For x = 1.8, y = 1.483 + 0.2 * (1.8)² * √1.483 = 1.654.
Step 11: For x = 2.0, y = 1.654 + 0.2 * (2.0)² * √1.654 = 1.865.
Therefore, using Euler's method with a step size of Δx = 0.2, we approximate y(2) to be 1.865.
To obtain the analytical solution to the ODE, we can separate variables and integrate both sides:
∫(1/√y) dy = ∫x² dx
Integrating both sides gives:
2√y = (1/3)x³ + C
Solving for y:
y = (1/4)(x³ + C)²
Using the initial condition y(0) = 1, we can substitute x = 0 and y = 1 to find the value of C:
1 = (1/4)(0³ + C)²
1 = (1/4)C²
4 = C²
C = ±2
Since C can be either 2 or -2, the general solution to the ODE is:
y = (1/4)(x³ + 2)² or y = (1/4)(x³ - 2)²
Now, let's evaluate y(2) using the analytical solution:
y(2) = (1/4)(2³ + 2)² = (1/4)(8 + 2)² = (1/4)(10)² = 2.5
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104/5.1 rounded to the nearest tenth
Answer:
20.4
Step-by-step explanation:
104 ÷ 5.1 = 20.3921
20.39 = 20.4
Which is the best estimate for the volume of a blender?
Answer:
30% to 70%
Step-by-step explanation:
The recommended working volumetric capacity of blenders is generally 30% to 70% of the total volumetric capacity. The percentage fill up may vary depending on the type of blender. For example, the recommended fill-up volume for the double cone blender is 50% to 60% of the total blender volume.
WILL REWARD BRAINLIEST PLS HELP ASAP Find the total surface area.
The surface area of the rectangular prism is 88 square inches.
Given that:
Length, L = 6 inches
Width, W = 2 inches
Height, H = 4 inches
Let the prism with a length of L, a width of W, and a height of H. Then the surface area of the prism is given as
SA = 2(LW + WH + HL)
SA = 2(6 x 2 + 2 x 4 + 4 x 6)
SA = 2 (12 + 8 + 24)
SA = 2 x 44
SA = 88 square inches
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Find the missing angle.
Answer:
90°
Step-by-step explanation:
40+50+x=180
x=90
Plz help me I’ll give you brainlist I just really need help!!!
Answer:
4 1/10 , 103/25 , 4.763 , 4.76
Answer:
Step-by-step explanation:
40 1/10<103/25<4.76<4.763
I don’t know this ppl I need help lol
Answer:
15
Step-by-step explanation:
8
26
32
19
27
B Bug 4 4
33
This list shows the number of years that 99 U.S. Supreme Court Justices served.
0 4 6 8
15
18
22
31
1 4. 6 9 13 15 19 23 26
1 4 6 9 14
16
23
33
2 5 7 9 14 16 20 23 28
5 7 10 14 16 20
23
28 33
2 5 7 10 14 16 20 23 28 34
3 5 7. 10 15 17 20 24 29 34
3 5 8 11 15 17 20 24 30 34
3 5 8 13 15
21 26 30 36
4 5 8
13
15 18 21 26 31
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a.
What number of years is the mode the Supreme Court justices served?
20
23
b
d. 5
C.
ܢܕ ܗ
15
07
The mode of a dataset is the data element with the highest frequency
The number of years that represents the mode of the Supreme Court justices served is 5
How to determine the modeThe dataset is given as:
0 4 6 8 13 15 18 22 26 31 1 4 6 9 13 15 19 23 26 32 1 4 6 9 14 16 19 23 27 33 2 5 7 9 14 16 20 23 28 33 2 5 7 10 14 16 20 23 28 33 2 5 7 10 14 16 20 23 28 34 3 5 7 10 15 17 20 24 29 34 3 5 8 11 15 17 20 24 30 34 3 5 8 13 15 18 21 26 30 36 4 5 8 13 15 18 21 26 31
From the above list
5 has the highest frequency of 7 (greater than other elements)
Hence, the number of years that represents the mode of the Supreme Court justices served is 5
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find the equations that describe the circle of radius 2 centered at (5, 3, 7) that is parallel to the xy-plane.
The general equation of a circle is given as; (x - h)² + (y - k)² = r² Where h and k are the center points and r is the radius of the circle.
To get an equation of a circle that is parallel to the XY-plane, ignore the z-coordinate of the center point since it doesn't affect the equation.
Let us first write down the equation of the circle with the center point (5,3,7) and radius of 2.
So, (x - 5)² + (y - 3)² + (z - 7)² = 2².
The equation is not parallel to the xy-plane because it contains the z coordinate. The circle should only involve the x and y-coordinates of the center point.
This can be achieved by setting z = 7 and the equation;(x - 5)² + (y - 3)² + (7 - 7)² = 2²
(x - 5)² + (y - 3)² = 4.
This is the equation of the circle that is parallel to the XY-plane, has a radius of 2, and is centered at (5,3).
The equation of the circle is (x - 5)² + (y - 3)² = 4.
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Find the perimeter of the composite figure 7m 5m 4m 3m
Answer:
19 just add them toghether 7+5+4+3=19 (m)
pythagorean theorem calc: find a, b=12, c=37
Answer:
a = 35
Step-by-step explanation:
\(a^2+b^2=c^2\\a^2+12^2=37^2\\a^2+144=1369\\a^2=1225\\a=35\)
Janice and her brother James want to raise money to go to band camp. Their parents have agreed to help them earn up to $300 by paying them $21 when one of them mows the lawn and $10 for each hour that one of them babysits their younger brother. They will have to do a combination of both chores in order to earn the money.
Select the equation that represents the number of lawns they can mow, m, and hours they can babysit, b, to earn $400. (4 pts.)
a
\large 25m-10b=400
b
\large 300m+10b=21
c
\large 21b+10m=300
d
\large 21m+10b=300
Answer:
d
Step-by-step explanation:
Melissa has enough paint to cover an area of 250 square feet. She wants to paint two walls. The rectangular wall is 9 feet high and 20 feet wide. The square wall has a height of 9 feet. Does Melissa have enough paint to cover the area of both wall?
Nicole is studying a two-way table. She has computed the relative frequencies by column for each cell. What characteristic of the data will imply an association between the two variables?.
An association between the two variables can be implied if the relative frequencies vary across the columns.
In a two-way table, the relative frequencies represent the proportion of observations within each cell relative to the total number of observations in that column. If the relative frequencies differ significantly across the columns, it suggests that there is an association between the two variables being examined. This indicates that the distribution of one variable is not independent of the other variable, and there may be a relationship or dependence between them. It is important to analyze the patterns in the data, perform additional statistical tests, and consider other factors to confirm the presence and strength of the association.
An association between the two variables can be implied if the relative frequencies vary across the columns.
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(a 2n - a n - 6) (a n + 8)
Use the diagram to complete the statements.
Angles 1 and 5 are
because they are
angles.
7
3
(2
Angles 4 and 6 are
because they are
4
5
angles.
7X6
8
a
S
Answer:
Can you show the options?
Step-by-step explanation:
Angle 1 and 4 are equal and angle 4 and 6 add up to 180
Answer:
congruent, corresponding, supplementary, same side interior
Step-by-step explanation:
Help me please thanks
20
Step-by-step explanation:\(\frac{y-x}{z}\)
\(\frac{64-4}{3}\)
\(64-4=60\)
60 ÷ 3 = 20
Please answer fast! (10 points)
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Line m has no y-intercept, and its x-intercept Is (3, 0). Line n has no x-intercept, and its y-intercept Is (0, -4).
The equation of line m is ____
and the equation of line n is ____
Answer:
can u show me a picture of this problem.
Step-by-step explanation:
PLEASE HELP PLEASE!!!!! NO LINKS!!!
Answer:
Step-by-step explanation:
a) profits = 30,000 + (30,000 * .05 * years)
P(y) = 30,000 + 1500y
b) P(15) = 30,000 + 1500*(15)
P(15) = 52,500
simplify (1-cos x)(1+cos x)
Answer:
\(sin^2x\)
Step-by-step explanation:
To simplify the expression (1 - cos x)(1 + cos x), we can use the difference of squares identity, which states that \(a^2 - b^2 = (a + b)(a - b).\)
Let's apply this identity to the given expression:
\((1 - cos x)(1 + cos x) = 1^2 - (cos x)^2\)
Now, we can simplify further by using the trigonometric identity \(cos^2(x) + sin^2(x) = 1.\) By rearranging this identity, we have \(cos^2(x) = 1 - sin^2(x).\)
Substituting this into our expression, we get:
\(1^2 - (cos x)^2 = 1 - (1 - sin^2(x))\)
Simplifying further:
\(1 - (1 - sin^2(x)) = 1 - 1 + sin^2(x)\)
Finally, we get the simplified expression:
\((1 - cos x)(1 + cos x) = sin^2(x)\)
To simplify the expression \(\sf\:(1-\cos x)(1+\cos x)\\\), follow these steps:
Step 1: Apply the distributive property.
\(\longrightarrow\sf\:(1-\cos x)(1+\cos x) = 1 \cdot 1 + 1 \cdot \\\)\(\sf\: \cos x -\cos x \cdot 1 - \cos x \cdot \cos x\\\)
Step 2: Simplify the terms.
\(\longrightarrow\sf\:1 + \cos x - \cos x - \cos^2 x\\\)
Step 3: Combine like terms.
\(\longrightarrow\sf\:1 - \cos^2 x\\\)
Step 4: Apply the identity \(\sf\:\cos^2 x = 1 - \sin^2 x\\\).
\(\sf\:1 - (1 - \sin^2 x)\\\)
Step 5: Simplify further.
\(\longrightarrow\sf\:1 - 1 + \sin^2 x\\\)
Step 6: Final result.
\(\sf\red\bigstar{\boxed{\sin^2 x}}\\\)
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\textcolor{red}{\underline{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
Please help me answer this!
Answer:s manifestos icons did go oc so oc do is do is do well oc well onto anton
Step-by-step explanation:
sorry need points