the 41st term of the sequence 25,27.5,30,32.5... is
we have
a1=25
a2=27.5
a3=30
a4=32.5
a2-a1=27.5-25=2.5
a3-a2=30-27.5=2.5
a4-a3=32.5-30=2.5
This is an aritmetic sequence
where
the common difference is d=2.5
the general formula is equal to
an=a1+d(n-1)
we have
a1=25
d=2.5
substitute
an=25+2.5(n-1)
an=26+2.5n-2.5
an=23.5+2.5n
Find the 41st term
For n=41
substitute
an=23.5+2.5(41)=126
therefore
41st term is 1266) 1,1,3,8,19, 41
a) 60
b) 81
c) 90
d) 101
Analogias
The next term in the sequence is 98. None of the given options (60, 81, 90, 101) match the expected next term. None of the option is correct.
To find the pattern in the sequence 1, 1, 3, 8, 19, 41, we can examine the differences between consecutive terms:
1 1 3 8 19 41
0 2 5 11 22
Looking at the differences, we can observe that each subsequent difference is obtained by adding consecutive odd numbers: 2, 3, 4, 5, etc. This suggests that the original sequence may be related to square numbers.
Let's check if the differences between consecutive terms are square numbers:
2 = 1²
5 = 2² + 1²
11 = 3² + 2²
22 = 4² + 3²
Based on this pattern, we can make a reasonable assumption that the next difference should be 5² + 4² = 41 + 16 = 57. Adding this difference to the last term of the sequence (41), we get the next term:
41 + 57 = 98
Therefore, the next term in the sequence is 98. None of the given options (60, 81, 90, 101) match the expected next term.
Hence, none of the given options accurately continue the pattern of the sequence. It's important to note that patterns in sequences can sometimes have multiple possible interpretations, and it's always essential to consider alternative patterns or extend the sequence further to confirm the pattern.
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Using the table of integrals, solve
The table of integrals can be a useful tool for simplifying the integration process, but it's important to have a solid understanding of calculus concepts in order to use it effectively.
The table of integrals is a tool used in calculus to simplify the process of finding antiderivatives. It lists various functions and their corresponding antiderivatives, or integrals.
To use the table of integrals, you first need to identify the function you are trying to integrate. Then, find a similar function in the table and use the corresponding antiderivative to solve your integral.
It's important to note that not all functions have a corresponding antiderivative listed in the table, and in those cases, other integration techniques must be used.
Additionally, it's always a good idea to double check your work and make sure the answer makes sense in the context of the original problem.
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If we use the table of integrals, the solution would be In | tan(x+7) + sec(x+7)|+C. Option A
How do we solve function using table of integral?Using the table of integral, we say
∫ (1/cos(x +7)) dx ⇒ ∫sec (x+7) dx
u = x+7 ⇒ du = dx
= ∫sec (u) du
Expand the fraction by tan (u) + sec (u)
= ∫(sec(u) (tan(u) + sec (u))/ tan (u) + sec (u)
= ∫((sec(u) tan(u) + sec²(u))/ (tan (u) + sec (u))) du
Substitute v= tan(u) + sec (u) ⇒ dv = (sec(u) tan(u) + sec²(u))du
= ∫(i/v)dv
= In(v)
Undo substitution v = tan(u) + sec(u)
=In(tan(u) + sec(u))
= In(tan(x+7) + sec(x +7))
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8g=9.6 dude can somebody help me with this I cannot figure out how to work the problem
Answer: g=1.2
Step-by-step explanation:
Answer:
I don't get what you're asking for
Step-by-step explanation:
I don't know.
NEED ASAP
What is the product?
а-3
11
5
15а а-3
о
о
Cul —
за
о за
O3
Answer:
1/3a
Step-by-step explanation:
\( \frac{(a - 3)}{15a} \times \frac{5}{(a - 3)} = \frac{5}{15a} = \frac{1}{3a} \)
f(x) = x + 7
A 2-column table with 4 rows. The first column is labeled x with entries negative 3, negative 1, 1, 3. The second column is labeled f of x with entries 8, StartFraction 22 Over 3 EndFraction, StartFraction 20 Over 3 EndFraction, 6.
Determine the input that would give an output value of .
= x + 7
= x
x =
The input that would give an output value of -1/3 is 19
What is a linear equation?A linear equation is an equation that have constant average rates of change. Note that the constant average rates of change can also be regarded as the slope or the gradient
How to determine the input of the system?The table of values that completes the question is added as an attachment
A system of linear equations is a collection of at least two linear equations.
In this case, the linear equation is given as
y = -1/3x + 7
From the complete question, the output value is given as:
y = 2/3
Substitute y = 2/3 in y = -1/3x + 7
2/3 = -1/3 * x + 7
Subtract 7 from both sides of the equation
-1/3 * x = 2/3 - 7
Take the LCM
-1/3 * x = (2 - 7 * 3)/3
Evaluate the product
-1/3 * x = (2 - 21)/3
Evaluate the difference
-1/3 * x = -19/3
Multiply both sides by -3
x = 19
Hence, the input that would give an output value of -1/3 is 19
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Answer:
answer is 19
Step-by-step explanation:
If BCDE is congruent to OPQR, Then DE is congruent to what? A. QR B. PQ C. OP D. OR
If BCDE is congruent to OPQR, then DE is congruent to QR .
Congruence means the same point on two different shapes , like parallels
so BC is congruent to OP
and
DE is congruent to QR
In plain English, two objects are said to be congruent if they overlap, i.e., have the same size and shape. If two angles have the same measure, they are said to be congruent. They are congruent if the sides' lengths line up.
Two triangles are said to be congruent if their sides and angles are an exact match.
Conditions for Congruence of Triangles:
SSS (Side-Side-Side)SAS (Side-Angle-Side)ASA (Angle-Side-Angle)AAS (Angle-Angle-Side)RHS (Right angle-Hypotenuse-Side)To learn more about congruence
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a
[Ω]
+
Score on last try: 0 of 1 pts. See Details for more.
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You want to buy a $237,000 home. You plan to pay 20% as a down payment, and take out a 30 year
loan for the rest.
a) How much is the loan amount going to be?
b) What will your monthly payments be if the interest rate is 6%?
c) What will your monthly payments be if the interest rate is 7%?
Enter an integer or decimal number [more]
Question Help: Video
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The values will be Loan amount=$186900, When simple interest is 6% then monthly payment=$1453.66 per month, When simple interest is 7% monthly payment=$1609.4 per month
What is simple interest?Simple Interest is an easy method of calculating the interest for a loan/principal amount. Simple interest is a concept that is used in many sectors such as banking, finance, automobile, and so on. When you make a payment for a loan, first it goes to the monthly interest and the remaining goes towards the principal amount.
Simple interest formula is given as:
SI=P*R*T/100
Where SI = simple interest
P = principal
R = interest rate (in percentage)
T = time duration (in years)
In order to calculate the total amount, the following formula is used:
Amount (A) = Principal (P) + Simple Interest (SI)
Now,
Initial amount=$237000
Down-payment=20%=20/100*237000=$47400
Amount left=237000-47400=$186900
So, Loan amount=$186900
For interest rate=6%
Total amount=186900+186900*6*30/100
=186900+336420
Total amount=$523320
Therefore, monthly payment=523320/360
monthly payment=$1453.66 per month
For interest rate=7%
Total amount=186900+186900*7*30/100
=186900+392490
Total amount=$579390
Therefore, monthly payment=579390/360
monthly payment=$1609.4 per month
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PLEASE HELP ME! Simplify the expression 3 4 (1440) + 295.25 + (-33.50) to determine how much money the theater brought in.
Answer:
1341.75
Step-by-step explanation:
I did the math :)
The guy above me is correct
Write each decimal in words. 1) 96.241= 2) 105.36= 3) 7.4 = 4) 84.12 = 5) 5.75 =
Answer:
1) Ninety-six and two hundred forty one thousandths.
2) One hundred five and thirty-six hundredths.
3) Seven and four tenths.
4) Eighty four and twelve hundredths.
5) Five and seventy-five hundredths.
Step-by-step explanation:
Example:
123.456
1 is in the hundreds place
2 is in the tens place
3 is in the ones place
4 is in the tenths place
5 is in the hundredths place
6 is in the thousandths place
One hundred twenty three and four hundred fifty-six thousandths.
If η. is an even positive integer, the double factorial notation represents the product of all the even integers from to η. For example 8! = 2 . 4. 6. 8 . What is the units digit of the following sum?
a. 0
b. 2
c. 4
d. 6
e. 8
The units digit of the double factorial notation is the units digit of the product of all the even integers from 2 to 8, which is 8! The units digit of 8! is 8, so the answer is 8.
What is meant by the term factorials?Factorials are mathematical operations symbolized by an exclamation point following a number. To find the factorial of a number, such as 5, write it down as 5! then multiply it by all the positive integers less than 5, including 1. Therefore, 5! is equivalent to 5 x 4 x 3 x 2 x 1, or 120. Factorials are frequently employed in mathematical equations and computations, especially in probability and statistics, where they are used to calculate the number of combinations or permutations that may be made from a given collection of numbers or variables. For example, if you had 5 distinct objects and want to determine how many various combinations , you used the factorial of 5.
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What is the mode of this data set?
{4, 15, 6, 11, 7, 4, 3, 14}
Answer:
4
Step-by-step explanation:
A mode is the number having the highest frequency, that is, the number which occurs the most times. (The number which occurs the most here is 4, there are two 4s. You only have one of the rest of the numbers.)
10. Solve the equation 0.5p - 3.45 = -1.2.
Answer:
p = 4.5
Step-by-step explanation:
0.5p - 3.45 = -1.2.
0.5p = -1.2 + 3.45
0.5p = 2.25
0.5p/0.5 = 2.25/0.5
p = 4.5
therefore p is equal to 4.5
What are the coordinates of the image of the point (-4,-5) after reflecting over the y-axis
10 orange sodas, 15 cream sodas and 7 cherry sodas are in an ice chest. How many sodas must be removed from the chest to guarantee that on type of soda has been chosen?
PLEASE, GIVE A STEP BY STEP EXPLANATION
Answer:
25 sodas if the type of soda chosen is cherry sodas
What are the coordinates of N?
Answer:
\((c,b) are the coordinates of N\)
Step-by-step explanation:
as N is the mid-point of QR
BY USING MID-POINT FORMULA
\(N(x,y)=(\frac{x1+x2}{2},\frac{y1+y2}{2})\)
PUTTING THE VALUES OF COORDINATES
\(N(x,y)=(\frac{0+2c}{2},\frac{2b+0}{2})\)
\(N(x,y)=(\frac{2c}{2},\frac{2b}{2})\)
\(N(x,y)=(c,b) are the coordinates\)
O HOPE THIS WILL HELP YOU :)
Which choice is equivalent to the fraction below when x is an appropriate
value? Hint: Rationalize the denominator and simplify.
4
4 - 6x
A. 8+226x
16 - 6x
B. 8+ 2162
846
C.
2 + V6
4- 6x
D. 8. 216
8 - 3x
UN
1. 8^3 * 8^2, 8^5, and (2^3)^5
2. 6^9, and 6^5 x 6^4
Answer:
8+2√6x / 8-3x
Step-by-step explanation:
yes
Ximena pays a flat cost of $44.50 per month and $4 per gigabyte. She wants to keep her bill at $50.10 per month. How many gigabytes of data can she use while staying within her budget?
Answer:
Ximena can use 1 gigabytes of data
Step-by-step explanation:
The first thing you want to do is subtract
51.10 - 44.50 = 5.6
5.6 is the amount of money she will have to spend on data
With each gigabyte costing 4 dollars and only 5 dollars to spend
she can only use one gigabyte
Find the product of the binomial (4x+3) with the trionomial (2x square -5x -3)
Answer:
The product of given binomial and trinomial is:
\(8x^3-34x^2-27x-9\)
Step-by-step explanation:
A binomial is a polynomial with 2 terms and trinomial is a term with 3 terms.
Given
\((4x+3)\\and\\(2x^2-5x-3)\)
Distributive property can be used to find the result.
Writing mathematically
\((4x+3)(2x^2-5x-3)\\= 4x(2x^2-5x-3)+3(2x^2-5x-3)\\= 8x^3-40x^2-12x+6x^2-15x-9\)
Combining alike terms
\(= 8x^3-40x^2+6x^2-12x-15x-9\\= 8x^2-34x^2-27x-9\)
Hence,
The product of given binomial and trinomial is:
\(8x^3-34x^2-27x-9\)
Write an equation of the line in point-slope form that passes through the given points.
(1,5) and (-5,4)
Answer:
y-5=1/6(x-1)
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(4-5)/(-5-1)=-1/-6=1/6
slope is 1/6
y-y1=m(x-x1)
y-5=1/6(x-1)
May I have help on This question
Is the figure line symmetric?
If yes, how many lines of symmetry does the figure have?
Snow flake
A.
No
B.
Yes; 3 lines of symmetry
C.
Yes; 6 lines of symmetry
D.
Yes; 12 lines of symmetry
The figure is indeed symmetric and the number of lines of symmetry the snowflake has is C. Yes; 6 lines of symmetry.
How many lines of symmetry does a snowflake have ?Generally a snowflake is hexagonal and has 6-way radial symmetry. Thus, one can rotate it 60 degrees (the sixth of full rotation) and it still appears the same.
So, overall, this means that a snowflake holds 6 lines of symmetry which divide it into two identical halves reflecting each other. Consequently, it can be rotated in 60-degree increments and still holds identicality. Akin to this final property, the snowflake artifact possesses six uniquely divided
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At confidence, how large a sample should be taken to obtain a margin of error of for the estimation of a population proportion? assume that past data are not available for developing a planning value for. Round up to the next whole number.
At confidence, how large a sample should be taken to obtain a margin of error for the estimation of a population proportion? We now assume that past data are not available for developing a planning value for
Preliminary estimate for proportion (Not Known) is equal to 0.5
Margin of error = E = 0.03
Level of significance = 1-0.99 = 0.01
Z critical value is considered as (by using Z table) = 2.576
So, the sample size formula is taken as
n = [p(1 – p)]\(\left[Z/E]^{2}\)
=[0.5*(1-0.5)] [2.576/0.03]\(^{2}\)
=1,843.03
Hence, the sample size is approximately will be 1,844
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Question 10 of 25 What is the recursive formula for this geometric sequence? -2,-16, -128, -1024,... A. ○ B. C. (a, D. 3₁ = :-2 an = 2n-1 = = -2 an = an-1.8 • a₁ = 8 an = an-1• (-2) (a₁ = -8 30 = 20-1.2 SUBMIT
Answer:
\(a_{n}\) = 8\(a_{n-1}\) ; a₁ = - 2
Step-by-step explanation:
a recursive formula in a geometric sequence allows a term to be found by multiplying the preceding term by the common ratio r
here r = \(\frac{a_{2} }{a_{1} }\) = \(\frac{-16}{-2}\) = 8 , then
\(a_{n}\) = 8\(a_{n-1}\) ; a₁ = - 2
Consider two continuous random variables X and Y with joint pdf f(x,y)= k(2y- x 4 ) for 1
Answer:
The answer is "1.6 and \(\frac{11}{12}\)".
Step-by-step explanation:
The joint pdf by x and y
\(1< x<2\\ 0< x< 1\)
In point a:
\(\to K \int^1_{y=0} \int^2_{x=1} (2y - \frac{x}{4}) dx, dy =1\\\\ \to k \int^{1}_{y=0} 2y - \frac{x^2}{8} \int^{2}_{1} dy=1\\\\\to k \ \ y^2 \int^1_{0} - \frac{1}{8} (3) =1 \\\\ \to k \ (1-\frac{3}{8}) =1\\\\\to k= \frac{8}{5}\\\\\)
\(= 1.6\)
In point b:
In the original pdf of x
\(\to fx(x)= k \int^{1}_{y=0} (2y-\frac{x}{4}) dy =k\)
\(= k \int^{2}_{1} (x-\frac{x^2}{4}) dx =k\\\\= k \frac{x^2}{2} - \frac{x^3}{12})^2_{1} =k\\\\= k \frac{1}{2} \times 3 - \frac{1}{12} \times 7 =k \\\\ =\frac{3}{2} - \frac{7}{12}\\\\= \frac{11}{12}\)
Which of the following is the graph of the quadratic function y = x² - 4x+4?
A. Graph C
B. Graph B
C. Graph D
D. Graph A
Answer:
The correct answer is C, Graph D.
x^2 - 4x + 4 = (x - 2)^2.
Which expression is equivalent to the given expression?
6y−12
Answer:
it is 6(y-2)
Step-by-step explanation:
The HCF of three numbers is 8 and the sum of these numbers is 80. List the possible set of such three numbers.
Let's denote the three numbers A, B, and C.
Given that the highest common factor (HCF) of these three numbers is 8 and their sum is 80, we can consider possible combinations of numbers that satisfy these conditions.
Since the HCF is 8, all three numbers must be divisible by 8. Additionally, the sum of the numbers is 80, so we need to find combinations of three numbers that satisfy both conditions.
Let's list the possible combinations:
(8, 16, 56): In this case, A = 8, B = 16, and C = 56. All three numbers are divisible by 8, and their sum is 8 + 16 + 56 = 80.(16, 8, 56): Here, A = 16, B = 8, and C = 56. Again, all three numbers are divisible by 8, and their sum is 16 + 8 + 56 = 80.(24, 8, 48): In this combination, A = 24, B = 8, and C = 48. All three numbers are divisible by 8, and their sum is 24 + 8 + 48 = 80.(8, 24, 48): Similarly, A = 8, B = 24, and C = 48. All three numbers are divisible by 8, and their sum is 8 + 24 + 48 = 80.These are the four possible sets of three numbers that satisfy the given conditions: (8, 16, 56), (16, 8, 56), (24, 8, 48), and (8, 24, 48).
Indicated measure for circle o
Answer:
number a should be half of 82 which is 41
for question b is two times 26 which is 52
The function () =
40+700
represents the average cost (in dollars) of making items. How
many items must be made for the average cost to fall to $5
The number of items must be made for the average cost to fall to $5 wil be; 900.
What is a function?Function is a type of relation, or rule, that maps one input to specific single output.
In mathematics, a function is an expression, rule, or law that describes the relationship between one variable (the independent variable) and another variable (the dependent variable) (the dependent variable).
We are given that function = 40x +700 represents the average cost (in dollars) of making items.
Then the item made for function average cost to fall to $5.
= 40x + 700
= 40(5) + 700
= 200 + 700
= 900
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18.) What do you think would happen to the median if we included students
from grades 10-12?
(Please help it’s a literal kid life crisis )
Step-by-step explanation:
What do you think would happen to the median if we included students
from grades 10-12