Can someone solve this equation?


2.6x + ? = 2x

Based on the given options, the additional information that could be used to prove congruence using AAS or ASA is:

Option 1: B ≅ P and BC ≅ PQ

To prove that two triangles are congruent using AAS (Angle-Angle-Side) or ASA (Angle-Side-Angle) postulates, we need specific conditions met. Let's examine the given options:

1. B ≅ P and BC ≅ PQ:

This condition satisfies the AAS postulate since we have two angles and a corresponding side that are congruent.

2. A ≅ T and AC = TQ = 3.2 cm:

This condition satisfies the ASA postulate since we have two angles and the included side that are congruent.

3. A ≅ T and B ≅ P:

This condition alone does not satisfy either the AAS or ASA postulate, as we need to have at least one side congruent or an included side congruent to prove congruence.

4. AC = TQ = 3.2 cm and CB = QP = 2.2 cm:

This condition alone does not satisfy either the AAS or ASA postulate, as we need to have congruent angles as well.

Based on the given options, the additional information that could be used to prove congruence using AAS or ASA is:

- Option 1: B ≅ P and BC ≅ PQ

This satisfies the AAS postulate, and with the given information, we can conclude that the triangles are congruent.

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1. She would use Facial electromyography

2. She would use smiling

3. She would use  Subjective Happiness Scale

It is common practice to evaluate subjective experiences, including happiness, using self-report measures. The Subjective Happiness Scale (SHS) is a popular tool for gauging happiness.

The SHS is a self-report survey that asks participants to rate how much they agree with statements about their personal experiences of happiness. It consists of four things and is frequently utilized in studies.

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Answer:

Side x = 2.12132 = 3√2/2

Step-by-step explanation:

I used a triangle calculator to find side x

Answer:

First answer choice

Step-by-step explanation:

Answer:

The answer would be A

Step-by-step explanation:

The relation C is defined on the set of real numbers (R) as xCy if [tex]x^2[/tex] + [tex]y^2[/tex] = 1 is not reflexive, not symmetric, and not transitive.

To determine if the relation C is reflexive, we need to check if every element x in R is related to itself. However, for any real number x, [tex]x^2[/tex] + [tex]x^2[/tex] = 2[tex]x^2[/tex] ≠ 1. Therefore, C is not reflexive.

For symmetry, we need to check if whenever xCy, then yCx. However, if we take x = 0 and y = 1, we have [tex]x^2[/tex] + [tex]y^2[/tex] = [tex]0^2[/tex]+ [tex]1^2[/tex] = 1, which satisfies the condition for C. But for yCx, we have [tex]y^2[/tex] + [tex]x^2[/tex] = [tex]1^2[/tex] + [tex]0^2[/tex] = 1, which also satisfies the condition. Therefore, C is symmetric.

To test for transitivity, we need to check if whenever xCy and yCz, then xCz. However, if we consider x = 0, y = 1, and z = -1, we have [tex]x^2[/tex] +[tex]y^2[/tex] = [tex]0^2[/tex]+ [tex]1^2[/tex] = 1 and [tex]y^2[/tex] + [tex]z^2[/tex] =[tex]1^2[/tex] + [tex](-1)^2[/tex] = 2. Since 1 + 2 ≠ 1, the condition for transitivity is not satisfied. Thus, C is not transitive.

In conclusion, the relation C is not reflexive, symmetric, or transitive.

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Answer:

I believe the simplified form of this ratio is 1:3

*The common factor to both numbers is 27.

27÷27=1 and 81÷27=3

So, that's where the 1:3 came from

Answer:

15.46 gallons per minutes

Step-by-step explanation:

Garden hose was running for 1000 minutes

Volume of the pool = 15,460 gallons

What is the approximate rate at which water leaves the garden hose?

Rate at which water leaves the garden hose = Volume of the pool / running time of the hose

= 15,460 gallons / 1000 minutes

= 15.46 gallons per minutes

Rate at which water leaves the garden hose = 15.46 gallons per minutes

Answer:

the jacket price was reduced by 40%.

Step-by-step explanation:

if $50 is 100% then every one dollar is 2%.

Percentage of the reduction of price of the jacket is 40%.

Percentage is defined as the parts of a number per fraction of 100.

Percentage is usually denoted by the symbol '%'.

We have to divide a number with it's whole and then multiply with 100 to calculate the percentage of any number.

Given that,

Original price of the jacket = $50

Let x be the percentage of reduction of the price of the jacket.

50 - (x × 50) = 30

50x = 50 - 30

50x = 20

x = 20 / 50

x = 0.4

Percentage = 0.4 × 100 = 40%

Hence the percentage reduction is 40%.

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Felipe's age is ≥ 5

Step-by-step explanation:

Difference of F's age and 4: f - 4

Twice: 2 (f -4) ≥ 2

2f - 8 ≥ 2

2f ≥ 10

f ≥ 5

Answer:

Step-by-step explanation:

Value of y[1] = 0.5 and y[2] = 0.5.

The given discrete-time system is:

y[k-1] + 2y[k] = [k]with y(0) = 0.

Substituting k = 0 in the above equation:

y[-1] + 2y[0] = [0] y[-1] = 0

Substituting k = 1 in the given equation:

y[0] + 2y[1] = [1]

Substituting the value of y[0] from the above equation in this equation, we get:

2y[1] = [1] - y[0]

Substituting the value of y[0] = 0 in the above equation:

2y[1] = [1]y[1] = [1]/2 = 0.5

Substituting k = 2 in the given equation:

y[1] + 2y[2] = [2]

Substituting the value of y[1] from the above equation in this equation, we get:

2y[2] = [2] - y[1]

Substituting the value of y[1] = 0.5 in the above equation:

2y[2] = [2] - 0.5y[2] = [2]/2 - 0.5 = 0.5

Therefore, y[1] = 0.5 and y[2] = 0.5.

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side length of square=10

Now,

perimeter of square =4l

=4×10

=40m

All interior angle degrees must add up to 180 degrees.

the little square means that it is a right angle (90 degrees)

30 + 90 = 120

Y = 60

Answer:

A

Step-by-step explanation:

Think about the square root of 64, which is 8. It will only be slightly higher than 8, which will not even be .5, so 8 is the closest number.

Answer:

[tex]15c - 1[/tex]

Step-by-step explanation:

[tex]3(5c + 3) - 10[/tex]

Apply the distributive property.

[tex]3(5c) + 3 \times 3 - 10[/tex]

Multiply 5 by 3.

[tex]15c + 3 \times 3 - 10[/tex]

Multiply 3 by 3.

[tex]15c + 9 - 10[/tex]

Subtract 10 from 9.

[tex]15c - 1[/tex]

To find the division of z1 by z2 in polar form, where the angles are given in degrees, we have z1 = 15 cis (83°) and z2 = 6 cis (114°). The polar form of the division of z1 by z2 is 2.5 cis (329°).

To divide complex numbers in polar form, we can divide their magnitudes and subtract their angles. Let's start by dividing the magnitudes:

|z1/z2| = |z1|/|z2| = 15/6 = 2.5

Next, we subtract the angles:

θ = θ1 - θ2 = 83° - 114° = -31°

Since the angle is negative, we add 360° to it to get a positive angle in the standard range:

θ = -31° + 360° = 329°

Therefore, the division of z1 by z2 in polar form is given by:

z1/z2 = 2.5 cis (329°)

So, the polar form of the division of z1 by z2 is 2.5 cis (329°).

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Answer:

x = 6

hope this is the answer you are looking for

Step-by-step explanation:

Answer:

X=6

Step-by-step explanation:

Firstly subtract 2x from both sides = x+2=8

Then subtract 2 from both sides and you'll get x=6.

Answer:

x = 1

Step-by-step explanation:

Answer: 424

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

There are 9 x's above 1 letter mailed.

Answer:

A. 261.8

Step-by-step explanation:

espero ayudar sorry

Answer: b

Step-by-step : not needed

(a) The exact value of sinh(log(6) - log(5)) is 11/60.

To calculate sinh(log(6) - log(5)), we can use the identity: sinh(x) = ([tex]a^n[/tex] - [tex]e^-x[/tex])/2

So, substituting x = log(6) - log(5), we get:

sinh(log(6) - log(5)) = ([tex]e^(log(6)[/tex] - log(5)) - [tex]e^-(log(6)[/tex] - log(5)))/2

= (([tex]e^log(6)[/tex])/([tex]e^log(5)[/tex]) - ([tex]e^-log(6)[/tex])/([tex]e^-log(5)[/tex]))/2

= ((6/5) - (5/6))/2

= (36/30 - 25/30)/2

= 11/60

Therefore, sinh(log(6) - log(5)) = 11/60.

(b) The exact value of sin(arccos(76)) is undefined.

To calculate sin(arccos(76)) exactly, we can use the Pythagorean identity [tex]sin^2[/tex](x) + [tex]cos^2[/tex](x) = 1.

Let's assume arccos(76) = x. Applying the cosine function to both sides, we have cos(arccos(76)) = cos(x).

Since arccos and cosine are inverse functions, cos(arccos(76)) simplifies to 76.

Now, using the Pythagorean identity, we can calculate sin(x):

sin(x) = sqrt(1 - [tex]cos^2[/tex](x)) = sqrt(1 - 76^2) = sqrt(1 - 5776) = sqrt(-5775).

The square root of -5775 is an imaginary number, which cannot be expressed exactly without using complex numbers or numerical methods.

Therefore, the exact value of sin(arccos(76)) cannot be determined without using a calculator or numerical methods.

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Answer:

Step-by-step explanation:

Sum of the interior angles of a regular polygon:

Pentagon has sum of angles:

Sum the given angles and find x:

Hexagon has sum of angles:

Sum the given angles and find x:

Answer:

Step-by-step explanation:

(5,3) should be your slope. Start from the bottom of the line and go up. Use the X axis slope 1st because of the x1 y1 coordinates.

Answer:

(5,-1)

(-4,0)

Step-by-step explanation:

5 is in the X axis

-1 is in the Y axis

-4 is in the Y axis

0 is in the X axis

A linear equation is an equation in which the highest power of an unknown quantity is 1. Among the given options, the equation y = 6x + 8 is linear.

Hence, the correct option is a. y = 6x + 8.

An equation is linear if and only if it can be written in the form y = mx + c, where m and c are real numbers. In the given options, the equation y = 6x + 8 can be written in the form y = mx + c where m = 6 and c = 8, so it is linear. On the other hand, the equation y – x = 8x2 can be rearranged to give y = 8x2 + x, so the highest power of x is 2. Hence, this equation is not linear.Similarly, the equation 4y = 8 can be rearranged to give y = 2, which is a constant, and so it is also not linear.Finally, the equation y7 = 3x is not linear because the exponent 7 on y is greater than 1 and makes the equation non-linear. Therefore, the correct answer is option a. y = 6x + 8.

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Answer:

24x-36y+48

hope this helps :)

24x - 36y + 48 is equivalent to 12(2x-3y+4)

Using the Ratio Test the series ∑(n³ / [tex]4^n[/tex]) converges. Option A is the correct answer.

To determine the convergence or divergence of the series ∑(n³ / [tex]4^n[/tex]), we can apply the Ratio Test.

The Ratio Test states that if the limit of the absolute value of the ratio of consecutive terms in a series is less than 1, then the series converges. If the limit is greater than 1 or it does not exist, the series diverges.

Let's apply the Ratio Test to the given series:

lim n → ∞ |([tex]a_n[/tex] + 1) / [tex]a_n[/tex]| = lim n → ∞ |((n + 1)³ / [tex]4^{(n + 1)[/tex]) / (n³ / [tex]4^n[/tex])|

We simplify the expression by multiplying by the reciprocal:

lim n → ∞ |((n + 1)³ / [tex]4^{(n + 1)[/tex]) × ([tex]4^n[/tex] / n³)|

Next, we simplify the expression inside the absolute value:

lim n → ∞ |((n + 1)³ × [tex]4^n[/tex]) / ([tex]4^{(n + 1)[/tex] × n³)|

Now, we can cancel out the common factors:

lim n → ∞ |(n + 1)³ / (4 × n³)|

Simplifying further:

lim n → ∞ |(n + 1) / (4n)|³

Taking the limit as n approaches infinity:

lim n → ∞ |(1 + 1/n) / 4|³

Since the limit of the absolute value of the ratio is less than 1 (as n approaches infinity), the series converges.

Therefore, the answer is:

A. Converges

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The question is -

Use the Ratio Test to determine the convergence or divergence of the series. If the Ratio Test is inconclusive, determine the convergence or divergence of the series using other methods.

∑ n = 1 to ∞ (n³ / 4^n)

lim n → ∞ |(a_n + 1) / a_n| = _______

A. Converges

B. Diverges

Answer:

radius of the base of cylinder = 4 in

Step-by-step explanation:

Volume of cylinder = pi x r² × h

502.4 = 3.14 x r² x 10

502.4 = 31.4 x r²

r² = 502.4/31.4

r² = 16

r = 4 in

Answer:

z= 4-x-y

z= -1+4x-y

z= 2-x

Step-by-step explanation:

z = 2-x

y = -1-z +4x

substitute

x -1 -2+x +4x + 2 -x = 4

-1 + 5x = 4

5x = 5

x = 1

z = 1

1+y+1 = 4

y = 2