It's 42.
The equation would be 1/3n - 6 = 8.
Just plug in each number in the place of 'n' then see what actually equals 8.
6x5= 9x6= 8x7= 2x3= please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
There are 16 pieces of fruit in a basket, including 2 nectarines. What is the probability that a randomly selected piece of fruit will be a nectarine? Type your answer as a fraction in simplest form.
Answer:
The probability is 1/8
Step-by-step explanation:
We have 2 nectarines in a total of 16 pieces of fruit in a basket, so the probability of random selected piece of fruit being a nectarine is the number of nectarines over the total number of pieces of fruit:
Probability = Number of nectarines / Total pieces = 2 / 16
To find the fraction in the simplest form, we divide the numerator and denominator by 2:
Probability = (2/2) / (16/2) = 1/8
Answer:
its actually 3/8 trust me
Step-by-step explanation:
Is the number 501
evenly divisible by
the number 3?
Yes or no
What is the solution y 2 3x 3 x =- 2?
The solution of the equation y = (2/3)x + 3 is 5/3
The given equation is
y = (2/3)x + 3
The slope of the line is the change in y coordinates with respect to the change in x coordinates.
This is the linear equation in the the slope intercept form
y = mx + b
Where m is the slope of the line
b is the y intercept
y is the y coordinates
x is the x coordinates
The value of x = -2
Substitute the value of x in the equation
y = (2/3) × -2 + 3
Do the arithmetic operations
= -4/3 + 3
Add the numbers
= 5/3
Therefore, the solution is 5/3
I have solved the question in general, as the given question is incomplete
The complete question is:
What is the solution of the equation y = (2/3)x + 3x, when x = -2?
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The sum of the 1st 2 terms of an exponential sequence is 135 and the sum of the 3rd and 4th terms is 60. Given that the common ratio is positive, calculate:
a. The common ratio and the 1st term
b. The least number of terms for which the sum exceeds 240.
The common ratio and the 1st term will be 2/3 and 81. And the least number of terms for which the sum exceeds 240 will be 11.
What is a geometric sequence?Let a₁ be the first term and r be the common ratio.
Then the nth term of the geometric sequence is given as,
aₙ = a₁ · (r)ⁿ⁻¹
The amount of the first 2 terms of a remarkable grouping is 135 and the amount of the third and fourth terms is 60. Then the equations are given below.
a + ar = 136 ...1
ar² + ar³ = 60
r²(a + ar) = 60 ...2
From equations 1 and 2, then we have
r² x 135 = 60
r² = 60/135
r² = 4/9
r = 2/3
Then the value of 'a' is given as,
a + (2/3)a = 135
a = 81
Then the least number of terms for which the sum exceeds 240 will be given as,
Sₙ > [a₁ (1 - rⁿ)] / (1 - r)
240 > [81(1 - 0.66ⁿ)] / (1 - 0.66)
240 > 243(1 - 0.66ⁿ)
0.9876 > 1 - 0.66ⁿ
0.66ⁿ > 1 - 0.9876
n log 0.66 > log 0.012345
n > 10.57
n = 11
The common ratio and the 1st term will be 2/3 and 81. And the least number of terms for which the sum exceeds 240 will be 11.
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The work that Ryan did to find the greatest common factor of 48 and 72 is shown below.
Prime factorization of 48: 2 x 2 x 2 x 2 x 3
Prime factorization of 72: 2 x 2 x 2 x 3 x 3
The greatest common factor is 2 ´ 2 ´ 2 ´ 3 x 3
What is Ryan’s error?
Answer:
there will only be one 3
Step-by-step explanation:
see cause the first 3 of both numbers are 2 but only the last one of both numbers are 3 .
write 7 pi divided by 60 in degrees
Answer:
You have reached the concluding section of our information about (7/60)×π rad to deg.
7pi/60 rad = 21°.
The radian measure is the standard unit of measure in the areas of math involving a circle like the sine and cosine function, just to name two trigonometric functions.
Using our calculator, formula and information, you have everything for changing the angle measurement at your disposal.
If you have found our post searching for 7pi/60 radian to degrees or a similar term, then you have gotten your answer as well: 7pi/60 rad ⇔ 21°.
Answer:210
Step-by-step explanation: took the test
what is the value of sin E? write your answer as a simplified fraction
Answer:
\( \frac{20}{101} \)
Step-by-step explanation:
I hope this helps
Marian Plunket owns her own business and is considering an investment. if she undertakes the investment, it will pay $28,000 at the end of each of the new 3 years. the opportunity requires an initial investment of $7,000 plus an additional investment at the end of the second year of $35,000. what is the NPV of this opportunity if the interest rate is 8% per year? Should Marian take it?
The NPV is positive, it is worth taking the Investment.
Net Present Value (NPV) is an assessment method that determines the attractiveness of an investment. It is a technique that determines whether an investment has a positive or negative present value.
This method involves determining the future cash inflows and outflows and adjusting them to their present value. This helps determine the profitability of the investment, taking into account the time value of money and inflation.The formula for calculating NPV is:
NPV = Σ [CFt / (1 + r)t] – CIWhere CFt = the expected cash flow in period t, r = the discount rate, and CI = the initial investment.
The given problem can be solved by using the following steps:
Calculate the present value (PV) of the expected cash inflows:
Year 1: $28,000 / (1 + 0.08)¹ = $25,925.93Year 2: $28,000 / (1 + 0.08)² = $24,009.11Year 3: $28,000 / (1 + 0.08)³ = $22,173.78Total PV = $72,108.82
Calculate the PV of the initial investment: CI = $7,000 / (1 + 0.08)¹ + $35,000 / (1 + 0.08)²CI = $37,287.43Calculate the NPV by subtracting the initial investment from the total PV: NPV = $72,108.82 – $37,287.43 = $34,821.39
Since the NPV is positive, it is worth taking the investment.
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Show the work
1. 11x + 13° + 4x + 17°=180°
What is the value of x?
26°
オー
X=
[?]
Enter
Answer:
154 degrees
Step-by-step explanation:
A quadrilateral has the sum of the interior angles that is 360 degrees
for the tangent theorem we know that the angles where the lines intercept the circumference have a value of 90 degrees
x + 90 + 90 + 26 = 360
x + 206 = 360
x = 360 - 206
x = 154 degrees
Determine the critical values for a two-tailed test of a population mean at the ? = 0.05 level of significance based on a sample size of n = 18.
When conducting a two-tailed test of a population mean with a sample size of n = 18, the critical values at the ? = 0.05 level of significance are ±2.101.
To find the critical values, we can use a t-distribution table or a calculator that has a t-distribution function. The degrees of freedom for this problem are df = n - 1 = 18 - 1 = 17.
Using the t-distribution table, we can find that the critical value for the lower tail is -2.110 and the critical value for the upper tail is +2.110. However, since we are conducting a two-tailed test, we need to find the critical values that cut off 2.5% of the area in each tail.
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distributive property 91 = - 7 (3x - 1 )
Simplify each trigonometric expression. cos θcscθ/cot θ
The simplified expression is simply cos θ
To simplify the trigonometric expression cos θcscθ/cot θ, we can use the reciprocal identities and quotient identity.
Reciprocal identities:
csc θ = 1/sin θ
cot θ = 1/tan θ
Quotient identity:
tan θ = sin θ/cos θ
Using these identities, we can rewrite the expression as:
cos θ * (1/sin θ) / (1/tan θ)
Next, we can simplify the expression by multiplying the numerator and denominator by the reciprocal of the denominator:
cos θ * (1/sin θ) * (tan θ/1)
Simplifying further, we have:
cos θ * tan θ / sin θ
Finally, we can simplify by using the identity:
tan θ = sin θ/cos θ
cos θ * (sin θ/cos θ) / sin θ
Canceling out the sin θ in the numerator and denominator, we are left with:
cos θ / 1
Therefore, the simplified expression is simply cos θ.
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The simplified form of the trigonometric expression \(\[\frac{\cos(\theta) \csc(\theta)}{\cot(\theta)}\]\) is cos(θ).
To simplify the trigonometric expression \(\[\frac{\cos(\theta) \csc(\theta)}{\cot(\theta)}\]\), we can use the trigonometric identities to rewrite each trigonometric function in terms of sine and cosine.
Recall the following trigonometric identities:
\(\[ \csc(\theta) = \frac{1}{\sin(\theta)} \]\)
\(\[ \cot(\theta) = \frac{\cos(\theta)}{\sin(\theta)} \]\)
Substituting these identities into the expression, we have:
\(\[ \cot(\theta) = \frac{\cos(\theta)}{\sin(\theta)} \]\)
Next, we can simplify by multiplying the numerator by the reciprocal of the denominator:
\(\[\frac{{\cos(\theta) \csc(\theta)}}{{\cot(\theta)}} = \cos(\theta) \left(\frac{1}{{\sin(\theta)}}\right) \left(\frac{{\sin(\theta)}}{{\cos(\theta)}}\right)\]\)
The sin(θ) in the numerator cancels out with the sin(θ) in the denominator:
\(\[\frac{\cos(\theta) \csc(\theta)}{\cot(\theta)} = \cos(\theta) \cdot 1\]\)
\(\[\frac{\cos(\theta) \csc(\theta)}{\cot(\theta)}\] = cos(\theta)\)
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can anyone tell me how 1164÷8 = 145.5? I don't get it
Step-by-step explanation:
1160 divided by 8 is 145
so 1164 tecnically can't be divided by 8 normally so it comes in decimal form .
Answer:
1160 divided by 8 is 145
Step-by-step explanation:
but yah
Somebody help me.....
Answer:
in my knowledge
26 , 31 , 36 , 41 , 46
rule:5
cause 26+5=31
31+5=36
36+5=41
41+5=46 and so on...
Can someone answer this for me?
Answer: as per question statement
we need to set up an equation first
p(t)=1200e(0.052*t)
they have given that it is relative to 1200 that means it starts to increase from 1200 at t=0 initially 1200 bacteria were present
we need to find population at t=6
we need to plug t=6 in p(t).
P(6)=1200e(0.052*6)=1639.38
1638.38 bacteria were present at that time t=6
Step-by-step explanation: I hope this helps.
Help me rq!!..................
Answer:H
Step-by-step explanation:
Please help
Need working for 2 and 3
Answer:
Question 3:
51/16
As a mixed number =
3 3/16
Step by step explanation:
You have to convert the fraction into improper fractions so 8 ½ = 17/2
and 2⅔ = 8/3
then you do 17/2 ÷ 8/3 which =
51/16 theb turn this number into a mixed number which is
3 3/16
Help me with this, it’s due in a bit!
Answer:
64 square centimeters
Step-by-step explanation:
The surface are of a pyramid is found by finding the sum of the area of the four sides and the base.
Finding the triangular face:
Area of triangle = \(\frac{1}{2} b h\) = \(\frac{1}{2}*4*6 = 12\)
12 * 4 (4 sides) = 48 square cm
Finding the Base = \(w * l = 4 * 4 = 16\)
Finally, we add it together. 48 + 16 = 64
Which is NOT true?
A.
7 + 7 = 19 - 5
B.
9 + 9 = 11 + 7
c.
19 = 13 + 5
D.
20 - 12 = 4 + 4
Answer:
C
Step-by-step explanation:
Simplify both sides for each of the choices. If your numbers for both sides are equal, then it is TRUE. If the numbers for both of the sides are not equal, then it is NOT TRUE.
A. 7 + 7 = 19 - 5
--> 14 = 14
--> TRUE
B. 9 + 9 = 11 + 7
--> 18 = 18
--> TRUE
C. 19 = 13 + 5
--> 19 = 18
--> NOT TRUE
D. 20 - 12 = 4 + 4
--> 8 = 8
--> TRUE
Therefore the answer is C.
I hope this helps! :D
If we are testing for the difference between the means of two paired populations with samples of n20 and n20, what is the number of degrees of freedom?.
The number of degrees of freedom is 19 when the sample size is 20.
How do you determine the Degree of freedom?Any number of independent quantities required to express the values of all the variable aspects of a system is referred to as a degree of freedom in mathematics.Subtract the number of relations from the number of observations to determine degrees of freedom. You need to deduct one (1) from the total number of observations, n, in order to calculate the degrees of freedom for a sample mean or average.Given:
Sample size of the first sample, n₁ = 20
Sample size of the second sample, n₂ = 20
Utilizing counts of differences between paired observations from the two groups, one can determine the degrees of freedom of two related populations.
In paired data, each group has an equal number of observations (n = n1 = n2).
Here we have n = n₁ = n₂= 20
The degree of freedom is,
df = n - 1
= 20 - 1
= 19
So, the number of degrees of freedom is 19 when the sample size is 20.
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Please help I missed school for a while I don't know how to do this math I'm so behind right now
Using the trig functions of sin cos and tan set up the problem the trig function should be equal to a ratio reduce fractions if possible
The values of the trigonometric identities are;
1. tan X = 10/17
2. tan X = 29/25
3. sin A = 24/25
4. tan C = 15/17
5. sin A = 8/17
6. cos A = 9/41
7. cos Z = 3/4
How to determine the trigonometric fractionsNote that fractions are the part of a whole number.
Also,
sin θ = opposite/hypotenuse
cosθ = adjacent /hypotenuse
tan θ = opposite/adjacent
1. tan X = opposite/ adjacent
tan X = 30/21 = 10/7
2. tan X = 29/25
3. sin A = opposite/hypotenuse
sin A = 24/25
4. tan C = opposite/adjacent
tan C = 30/34
tan C = 15/17
5. sin A = 16/34
sin A = 8/17
6. cos A = adjacent/hypotenuse
cos A = 9/41
7. sin A = 21/35
8. cos Z = 21/28
cos Z = 3/4
Hence, the fractions takes the function of the trigonometric identities.
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What does a proportional relationship look like on a graph?
if data from a factorial design are plotted on a line graph, which set of lines should always demonstrate that there is no interaction between the independent variables?
The lines would be parallel to demonstrate that there is no interaction between the independent variables.
Here, it has been mentioned that data from a factorial design is plotted on the graph. We already know that the results of factorial experiments with two independent variables, x and y, can be represented on the graph where one independent variable is represented on the x-axis and the other is represented by using different colored lines. The y-axis is reserved for the dependent variables.
From the question, we know that there has been no interaction between the independent variables. An interaction means that one variable depended on the other. since that is not happening, It means the lines won't touch each other.
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What's the greatest common factor 25x^2 and 100x^4y^2
Answer:
I D K
Step-by-step explanation:
15 trig review please help me
Answer:A
Step-by-step explanation:
okay i saw on a video .i see the right won A
help this is my last try!!!!!!!!!!!!!!!!!!!!!!!!11
Answer:
2^8=256
Step-by-step explanation:
Multiply the exponents and simplify
what is the quotient of (x^3+8) divided by x+2
The quotient when (x³ + 8) is divided by (x+2) is (x² - 2x + 4)
What is Polynomials ?A polynomial is an equation that solely uses the operations of addition, subtraction, multiplication, and non-negative integer exponentiation of variables. Variables are sometimes known as indeterminates. x² + 4x + 7 is an illustration of a polynomial with a single indeterminate x.
An algebraic expression known as a polynomial requires that all of its exponents be whole numbers. Any polynomial must have variable exponents that are non-negative integers. Although a polynomial contains variables and constants, we are unable to divide a polynomial by a variable.
The degree of a polynomial is the highest or biggest exponent of the variable in the polynomial. Using Descartes' Rule of Signs, the degree is used to calculate the greatest number of polynomial problem solutions.
The polynomials are (x³ + 8) and (x+2)
dividing (x³ + 8) by (x+2) we get,
x + 2 ) x³ + 8 ( x² - 2x + 4
- x³ - 2x²
-2x² + 8
2x² +4x
4x + 8
-4x - 8
0
The quotient when (x³ + 8) is divided by (x+2) is (x² - 2x + 4)
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X-26 over -9= 5 please help quick
Answer:
x = -19
Step-by-step explanation:
\(\frac{x-26}{-9}=5\)
Multiply both sides of the equation by -9.
\(\frac{\left(x-26\right)\left(-9\right)}{-9}=5\left(-9\right)\)
x - 26 = -45
Add 26 to both sides.
x - 26 + 26 = -45 + 26
x = -19