Answer:
The value is 1
Step-by-step explanation:
3/5 = 0.6
0.6^0 = 1
1^-12 = 1
turn this sentence into an inequality. The difference of twice a number and 5 is at most-15
I think the answer is 2x-5≤-5
Function and notaion.
Answer: 45
Step-by-step explanation:
Function notation: is another way of writing a function to make it easy to understandInstead of the independent and dependent variables being x and y they are now x and f(x)f(x) can be interpreted as the y value at a given x value in this case f(-5) must be solved for, essentially saying what is y when the x value is -5\(f(-5)=2(-5)^{2} -5\)
\(f(-5)= 2(25) -5\)
\(f(-5) = 50-5\)
\(f(-5) = 45\)
A loan is being paid off by payments of 1,000, 2,000, ..., 10,000 at the end of years 1, 2, ..., 10.
The effective annual interest rate is 18%.
Determine the amount of interest in the 7th payment.
Therefore, the interest portion of the seventh payment is:7,000 x (1 + r + r2 + r3 + r4 + r5 + r6) / r7 - 7,000.
We have the following payments and their corresponding times of payment:At the end of year 1: $1,000At the end of year 2: $2,000At the end of year 3: $3,000At the end of year 4: $4,000At the end of year 5: $5,000At the end of year 6: $6,000At the end of year 7: $7,000
At the end of year 8: $8,000At the end of year 9: $9,000At the end of year 10: $10,000The present value of these payments is:PMT x [(1 - (1 + r)-n) / r]where PMT is the payment, r is the interest rate per year, and n is the number of years till payment.
For the first payment (end of year 1), the present value is:1,000 x [(1 - (1 + r)-1) / r]which equals
1,000 x (1 - 1 / (1 + r)) / r = 1,000 x ((1 + r - 1) / r) = 1,000
For the second payment (end of year 2), the present value is:2,000 x [(1 - (1 + r)-2) / r]which equals 2,000 x (1 - 1 / (1 + r)2) / r = 2,000 x ((1 + r - 1 / (1 + r)2) / r) = 2,000 x (1 + r) / r2
For the seventh payment (end of year 7), the present value is:
7,000 x [(1 - (1 + r)-7) / r]
which equals
7,000 x (1 - 1 / (1 + r)7) / r = 7,000 x ((1 + r - 1 / (1 + r)7) / r) = 7,000 x (1 + r + r2 + r3 + r4 + r5 + r6) / r7
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I need to find the slope... I need help please no links or I will report you
use the formula v = u + t to find the velocity when the initial velocity is 3 m/s, the accelaration is 1.5 m/s and the time is 7 seconds. What is the formula for each one?
The final velocity of the parameters is 13.5m/s
How to determine the final velocity of the parameter?In this question, the given parameters are represented as
Formula: v = u + at
Initial velocity = 3m/s
Acceleration = 1.5m/s²
Time = 7 seconds
When these parameters are represented using their required notation, we have the following representations
u = 3m/s
a = 1.5m/s²
t = 7 s
Next, we substitute the above parameters in the above equation
So, we have the following representation
v = 3 + 1.5 * 7
Evaluate the products
This gives
v = 3 + 10.5
Evaluate the sum
So, we have the following representation
v = 13.5
The notation v represents the final velocity
Hence, the final velocity is 13.5m/s
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g When conducting a one-way ANOVA, the _______ the between-treatment variability is when compared to the within-treatment variability, the __________the value of the F statistic will be which gives us ________ evidence against the null. (Choose all that apply)
Answer:
One - way ANOVA, the smaller the between treatment
The smaller the value of F statistic will give us significant evidence.
Step-by-step explanation:
ANOVA is a statistical technique designed to test mean of one or more quantitative populations. In two-way ANOVA it equals the block mean. Column block means square is three-way ANOVA. It is a statistical technique designed to test mean of one or more quantitative populations. In two-way ANOVA it equals the block mean. Column block means square is three-way ANOVA.
One-way ANOVA, the smaller the between treatment
The smaller the value of F statistic will give us significant evidence.
What is ANOVA?It should be the statistical technique that are made for testing the mean for one or more than one quantitative population. In two-way ANOVA it should be equivalent to the block mean. Here the column block represent the square be the three-way ANOVA.
Therefore, One-way ANOVA, the smaller the between treatment
The smaller the value of F statistic will give us significant evidence.
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At the grocery store, 3 apples cost $0.65. What is the cost of 8 apples? 7th honors it is due today help
Answer:
$1.76 for 8 apples
Step-by-step explanation:
0.65 / 3 = 0.22
0.22 * 8 = 1.76
Which of the following correctly defines a population parameter?
A. a characteristic of the population
B. the difference between the maximum and minimum value of a sample
C. the difference between the maximum and minimum value of the population
D. a characteristic of a sample
The correct answer is A. a characteristic of the population.
A population parameter refers to a specific characteristic
A population parameter refers to a specific characteristic or numerical value that describes the entire population being studied. It is a fixed value that is typically unknown and estimated using sample data. Examples of population parameters include the population mean, population standard deviation, population proportion, etc.
help please it's due tomorrow
\( \{ \: \alpha \: , \: \beta , \: a, \: b \}\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = {2}^{n} \)
where, n denotes to number of elements in set .
Since, given set contains 4 elements .
Thus , 2⁴ {2 raise to power 4} .
\( \sf \longrightarrow \: No. \: of \: \: subsets = {2}^{4} \)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 2 \times 2 \times 2 \times 2\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 4 \times 4\)
\( \sf \longrightarrow \: No. \: of \: \: subsets = 16\)
Therefore, Required subsets are 16.
They are , Namely;
\( \sf \longrightarrow \: subsets \: = \phi \: \{ \alpha \} \{ \beta \} \{ a\} \{ b\} \: \{ \alpha \beta \} \{ \alpha a\} \{ \alpha b\} \{ \beta a\} \{ \beta b\} \: .....\)
_____________________________
Additional Information:-If n is the number of elements in the set then,
No. of subsets possible for this subset is 2^n that's the (2 raise to the power n).
Let's take another example, {1,2}
Here, n = 2
subsets =2^2 =4
Subsets = ϕ, {1}, {2},{1,2}
Note :- every set is a subset of itself i.e. {1,2} and ϕ is a subset of every set
Ms. Curtis Basham grows pears and plums on her
urban homestead. Two years ago she gathered 40
pounds of pears and 12 pounds of plums. The next
year the
pears declined by 25% and the plums
declined by 20%. By what percentage did the total
yield, by weight, of her fruit harvest decline?
A. 22.5%
B. 24%
C. 45%
D. 76%
The percentage did the total yield, by weight, of her fruit harvest declined by approximately 24%, which is option B.
what is percentage ?
Percentage is a way of expressing a number or quantity as a fraction of 100. It is often denoted by the symbol % (percent). For example, 50% means 50 out of 100, or 50/100, or the equivalent fraction 1/2.
Percentages are commonly used in many real-world situations, such as in finance, statistics, and everyday life. They are often used to express changes, differences, or ratios between two values.
According to the question:
To solve this problem, we need to calculate the total weight of fruit harvested in the first year and the total weight of fruit harvested in the second year, and then calculate the percentage decline.
Total weight of fruit harvested in the first year = 40 + 12 = 52 pounds
After a 25% decline, the weight of pears in the second year = 40 - 0.25(40) = 30 pounds
After a 20% decline, the weight of plums in the second year = 12 - 0.20(12) = 9.6 pounds
Total weight of fruit harvested in the second year = 30 + 9.6 = 39.6 pounds
Percentage decline in the total yield of fruit harvest = [(52 - 39.6)/52] x 100% = 23.8%
Therefore, the answer is approximately 24%, which is option B.
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Select all expressions that are equivalent to 16x-12-24x+4.
pls help ASAP!
degree of precision 15.68 x 1.1
Answer:
15.68×1.1 = 17.248 so if we see then it has 5 sig figs
Kathleen ordered a box of different colored light bulbs to use for stage lighting at the concert. Of the 60 bulbs in the box, 20% were red, 30% were orange, 30% were green, and 20% were blue. Of the blue ones, approximately 10% were damaged. What is the closest estimate for the number of blue bulbs that were damaged?
Answer:
1 bulb
Step-by-step explanation:
First find the number of blue bulbs
60 * 20 %
60 * .2
12 blue bulbs
10 % of the blue were damaged
12 * 10%
12 * .10
1.2
Rounding to the nearest whole number
1 bulb
The value of X is 36 degrees less than the value of y. Find the values of X and Y!!
Answer:
x=72, y=108
Step-by-step explanation:
y-36=x
\(\left \{ {{y-x=36} \atop {y+x=180}} \right.\)
⇒ 2y=216
y=108108-36=x
x=72Adding both
2x=144=>x=72Put in eq(1)
y=180-72=108°If A, B, and C are any three square matrices of order (dimension) 3, then which of the following is true?
A + (B + C) = (A + B) + C
A (B + C) = AB + AC
(AB)C = A(BC)
All of the choices
In other words, all of the above.
============================================
Explanation:
Since matrix A, B, and C are all the same size (3 by 3), this means we can add them. Addition is defined. Multiplication is also defined in this case.
A few of the many properties of matrix addition and multiplication are
Matrix addition is associative, meaning A+(B+C) = (A+B)+C so we can group the matrices however we want.Matrix multiplication is also associative, so A*(B*C) = (A*B)*CMatrix distribution is possible: A*(B+C) = A*B+A*CKeep in mind that the last property is not the same as (B+C)*A because the order of multiplication matters. A*B is not the same as B*A.
Based on those points above, we can see that all statements your teacher mentioned are true ones.
-5m-3m+6-3 = -13 Need help
Answer: m=2
Step-by-step explanation:
-5m-3m+6-3=-13
-8m+3=-13
-3 -3
-8m/-8 = -16/-8
m=2
solve systems of equations 6x+2y=1 y=-3x+3 using substition??? Need answers quickly!!!!!
Help Me Please!!!!!!!!!!!
Answer:
Have a good day
Step-by-step explanation: and so have a good day
(Guys I really need help with this one question) FGHIJ ~ YUVWX. Find UY and GH.
Answer:
UY = 90
GH = 4
Step-by-step explanation:
Property of similarity of two similar figures:
"If two figures are similar, their corresponding sides are proportional"
Since, FGHIJ ~ YUVWX
\(\frac{FG}{UY}= \frac{GH}{UV}= \frac{IJ}{WX}\)
\(\frac{10}{UY}= \frac{GH}{36}= \frac{6}{54}\)
\(\frac{10}{UY}= \frac{6}{54}\)
UY = \(\frac{54\times 10}{6}\)
UY = 90
\(\frac{GH}{36}= \frac{6}{54}\)
GH = \(\frac{6\times 36}{54}\)
= 4
GH = 4
If Angela worked 31 hours this week at her job and made 391.68 on her check. How much should she make next week if she scheduled 36 hours?
Answer:
daddy chill earned 15678points
Step-by-step explanation:
Here is a list of ages (years) of children in a room: 4, 3, 2, 10, 10, 6, 7 State the median.
Answer: 6
Step-by-step explanation:
Lets re- write the numbers in growing order.
2,3,4,6,7,10,10
The number that stays exactly in the middle of the the sequence is the median.
Number 6 stays in the middle. So 6 is the median
Answer
6Step by step explanation
Given data : 4 , 3 , 2 , 10 , 10 , 6 , 7
Arranging the data in ascending order, we have,
2 , 3 , 4 , 6 , 7 , 10 , 10
Here, n ( total number of items) = 7
Now, position of median:
\( {( \frac{n + 1}{2}) }^{th} \) item
plug the value
\( = {( \frac{7 + 1}{2} )}^{th} \) item
Add the numbers
\( =( { \frac{8}{2} )}^{th} \) item
Divide
\( = {4}^{th} \) item
i.e 4th item is the median
Median = 6
------------------------------------------------------------------------
Further more explanation:
Let's take another example:
please see the attached picture.
In the above series, the numbers are arranged in ascending order. Here, the fourth item 17 has three items before it and three items after it. So, 17 is the middle item in the series. 17 is called the median of the series.
Thus, Median is the value of the middle - most observation, when the data are arranged in ascending or descending order of magnitude.
Hope I helped..
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I need help , any of u guys have the answer?
Figure I and figure II are similar Pentagon's. which proportion must be true and why?
Answer:
C
Step-by-step explanation:
Any two polygons are similar if their corresponding angles are congruent and the measures of their corresponding sides are proportional: In the figure above the ratio or the scale factor of the quadrilateral to the left versus the quadrilateral to the right is ½.
Answer:
“C”
Step-by-step explanation:
I hope whoever is seeing this will have a great day! :)
Logan spent 6 hours on homework this week he spent 1/3 hour lesson homework in this run Mayo how many hours in Mayer spend on homework? Answers: A:2 B:5 2/3 C:6 1/3 D:18
The hours spent by Maya on homework is equal to sum of 1/3 hours and 6 hours.
Determine the sum of 1/3 and 6.
\(\begin{gathered} 6+\frac{1}{3}=\frac{18+1}{3} \\ =\frac{19}{3} \\ =6\frac{1}{3} \end{gathered}\)So Maya spend 6 1/3 hours on the homework.
Answer: Option C.
Which are the center and radius of the circle with this equation?
x^2 - 4x + y^2 + 2y = 0
Answer:
C = (2, - 1)
\(r \: = \: \sqrt{5} \)
Step-by-step explanation:
Look at the picture
Assume the heights in a female population are normally distributed with mean 65.7 inches and standard deviation 3.2 inches. Then the probability that a typical female from this population is between 5 feet and 5 feet 7 inches tall is (to the nearest three decimals) which of the following?
a. 0.620
b. 0.658
c. 0.963
Answer:
Choice a. approximately \(0.62\).
Step-by-step explanation:
This explanation shows how to solve this problem using a typical \(z\)-score table. Consider a normal distribution with mean \(\mu\) and variance \(\sigma^2\). The \(z\!\)-score for a measurement of value \(x\) would be \((x - \mu) / \sigma\).
Convert all heights to inches:
\(5\; \rm ft = 5 \times 12 \; in = 60\; \rm in\).\(5\; \rm ft + 7\; \rm in = 5 \times 12 \; in + 7\; \rm in = 67\; \rm in\).Let \(X\) represent the height (in inches) of a female from this population. By the assumptions in this question: \(X \sim \mathrm{N}(65.7,\, 3.2)\). The question is asking for the probability \(P(60 \le X \le 67)\). Calculate the \(z\) score for the two boundary values:
For the lower bound, \(60\; \rm in\): \(\displaystyle z = \frac{60 - 65.7}{3.2} \approx -1.78\).For the upper bound, \(67\; \rm in\): \(\displaystyle z = \frac{67 - 65.7}{3.2} \approx 0.41\).Look up the corresponding probabilities on a typical \(z\)-score table.
For the \(z\)-score of the upper bound, the corresponding probability is approximately \(0.6591\). In other words:
\(P(x \le 67) \approx 0.6591\)
On the other hand, some \(z\)-score table might not include the probability for negative \(z\!\) scores. That missing part can be found using the symmetry of the normal distribution PDF.
The probability corresponding to \(P(z < 1.78)\) (that's the opposite of the \(z\!\)-score at the lower bound) is approximately \(0.9625\). By the symmetry of the normal PDF:
\(P(z < -1.78) = 1 - P(z < 0 - (-1.78)) \approx 1 - 0.9625 = 0.0375\).
Therefore:
\(P(X < 60) \approx 0.0375\).
Calculate the probability of the interval between the two bounds:
\(\begin{aligned}P(60 \le X \le 65.7) &= P(X \le 65.7) - P(X \le 60)\\ &\approx 0.6591 - 0.0375 \approx 0.62 \end{aligned}\).
Brenda deposited $2,059 in an account earning 1% interest compounded annually.
To the nearest cent, how much will she have in 1 year?
(7y + 8) + (8m - 3) + (6b+ 7) =
For a school project, Leah is investigating cell phone use in her hometown, Georgetown. So far, she has found that the residents of Georgetown used their cell phones for 463,090 minutes last year. This year, they used their cell phones for a total of 370,472 minutes. What is the percent of decrease in annual usage?
Answer:
19.99%
Step-by-step explanation:
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here you go
it’s a -10 btw and a positive 9
Answer: -1 and -9
Step-by-step explanation:
(- 1) + (-9) = -10
(-1) * (-9) = +9
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