Answer:
\( \huge \boxed{\red{ \boxed{ - \cos(x) + C}}}\)
Step-by-step explanation:
to understand thisyou need to know about:integrationPEMDAStips and formulas:\( \tan( \theta) = \dfrac{ \sin( \theta) }{ \cos( \theta) } \)\( \sf \displaystyle \int \sin(x) \: dx = - \cos(x) + C\)let's solve:\( \sf \: rewrite \: \tan( \theta) \: as \: \dfrac{ \sin( \theta) }{ \cos( \theta) } : \\ = \displaystyle \int \: \frac{ \sin(x) }{ \cos(x) } \cos(x) \: dx \\ = \displaystyle \int \: \frac{ \sin(x) }{ \cancel{\cos(x) }} \: \cancel{ \cos(x)} \: dx \\ = \displaystyle \int \: \sin(x) \: dx\)\( \sf \: use \: the \: formula : \\ \sf \displaystyle - \cos(x) \)\( \sf add \: constant : \\ - \cos(x) + C\)\(\text{And we are done!}\)
Answer:
-cosx+c is your answer
Step-by-step explanation:
\( \displaystyle \int \: \tan(x) \cos(x) \: dx\)
\( \displaystyle \int \: \sin \: x \div \cos(x) \times \cos(x) dx \)
\( \displaystyle \int \: sinx \: dx \\ - \cos(x) + c\)
opportunity cost (in terms of hats) of knitting one more scarf than is in his plan? Enter a number (and only a number, no units) rounded to two decimal places. If your answer is 1.275, enter 1.28.
The opportunity cost of knitting one more scarf can be determined by calculating the additional number of hats that could have been produced instead.The resulting number represents the foregone opportunity.
To calculate the opportunity cost of knitting one more scarf in terms of hats, we need to determine the number of hats that could have been produced instead. The concept of opportunity cost implies that by choosing to allocate resources to one activity, we forgo the potential benefits of an alternative activity.
Let's assume that the knitter's production plan allocates a certain number of resources to knitting scarves and hats. If the plan originally included a specific number of scarves and hats, we can calculate the opportunity cost by comparing the resulting production levels.
For example, if the knitter's plan initially included 10 scarves and 15 hats, and by knitting one more scarf, the production becomes 11 scarves and 15 hats, the opportunity cost of knitting that additional scarf would be 0.067, rounded to two decimal places. This means that by choosing to knit one more scarf, the knitter gives up the opportunity to produce approximately 0.067 hats.
It's important to note that the specific production plan and resource allocation will determine the exact opportunity cost in terms of hats. By considering the foregone alternative and calculating the difference in production levels, we can determine the opportunity cost of knitting one more scarf.
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A woman bought some large frames for $13 each and some small frames for $7 each at a closeout sale. If she bought 12 frames for $108, find how many of each type she bought.
She bought _
large frames.
Simplify the following expression. (19x + 4y) + (49x + 32y)
Answer:
68x + 36y
General Formulas and Concepts:
Order of Operations: BPEMDASCombining like termsStep-by-step explanation:
Step 1: Define expression
(19x + 4y) + (49x + 32y)
Step 2: Simplify expression
Combine like terms (x): 68x + 4y + 32yCombine like terms (y): 68x + 36yThe graph below shows the amount of profit, y, a company makes from selling x units of merchandise.
How many units of merchandise does the company need to sell to make the maximum profit?
(THE GRAPH AND ANSWER CHOICES ARE IN THE PHOTO BELOW :)
The company needs to sell 1.5 units of merchandise to make the maximum profit that implies 300.
What is profit ?
Profit is the financial gain that a business or an individual derives from a transaction or business activity, after deducting all costs and expenses. It is the difference between the amount earned and the amount spent to produce, sell, or provide goods or services. Profit is an important measure of business success and is used to evaluate the performance of a company, as well as to attract investors and secure financing.
According to the question:
To find the number of units of merchandise the company needs to sell to make the maximum profit, we need to locate the vertex of the parabola. Since the parabola opens downward, the vertex represents the maximum point on the graph.
From the graph, we can see that the vertex is located at (1.5, 7.5). This means that the company will make the maximum profit by selling 1.5 units of merchandise.
Therefore, the company needs to sell 1.5 units of merchandise to make the maximum profit.
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What two numbers are located 3/4 unit from 1/10 on a number line?
Answer:
-13/20 and 17/20Step-by-step explanation:
The numbers are either side from 1/10
To the left:
1/10 - 3/4 = 2/20 - 15/20 = -13/20To the right:
1/10 + 3/4 = 2/20 + 15/20 = 17/20You roll a die 60 times how many times do you expect to roll a factor of 12
Answer:
Just for fun, the probability of rolling a die 60 times and getting no ones is
(600)(5/6)60=0.0018% .
Step-by-step explanation:
This 10 ones is the value with the highest probability of occurring. It has a probability of (6010)(1/6)10∗(5/6)50≈13.7% .
The perimeters of the square and the regular pentagon are equal.
A square with side lengths of 3x + 3. A pentagon with side lengths of x + 8.
What is the perimeter of each polygon?
12
15
42
60
Answer:
the answer is 60 not 42 goodluck
Answer:
60
Step-by-step explanation:
i got it right on my test hope this helps sorry if it didn't
Evaluate
5x-3y when x=2 y= -5
congruent equilateral tringales are used to tesselate the plane. how many tringals share a common vertex
In a tesselation of the plane with congruent equilateral triangles, each vertex is shared by six triangles.
This can be visualized by imagining a single equilateral triangle as the center, surrounded by six other equilateral triangles that share a common vertex with the central triangle. Therefore, in this type of tesselation, each vertex is surrounded by six neighboring triangles.
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Pls anyone answer
15 - 8 + - 9
Answer:
-2
Step-by-step explanation:
15-8+-9
bodmas
15-8=7
7-9
=-2
Write the equation of a line parallel to y = 3x - 8 through the point (-2,-2).
The slope intercept form of equation of line is given by
y = 3x + 4
What is equation of line in slope intercept form?
The most general form of equation of line in slope intercept form is given by y = mx + c
Where m is the slope of the line and c is the y intercept of the line.
Slope of a line is the tangent of the angle that the line makes with the positive direction of x axis.
If \(\theta\) is the angle that the line makes with the positive direction of x axis, then slope (m) is given by
m = \(tan \theta\)
The distance from the origin to the point where the line cuts the x axis is the x intercept of the line.
The distance from the origin to the point where the line cuts the y axis is the y intercept of the line.
The given line is y = 3x - 8
Slope = 3
Slope of the line parallel to this line = 3
The line passes through the point (-2, -2)
Required equation of line
y - (-2) = 3(x - (-2))
y+2 = 3(x +2)
y+2 = 3x + 6
y = 3x + 6 - 2
y = 3x + 4
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Which System of linear inequalities is represented by the graph??
The inequality represented in the graph attached is y ≥ (1/2)x + 3 and 3x - y > 2
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
Independent variables represent function inputs that do not depend on other values, while dependent variables represent function outputs that depends on other values.
The inequality represented in the graph attached is y ≥ (1/2)x + 3 and 3x - y > 2
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I am confused what to do on this because of the numbers in parentheses.
Answer:
14.88 + 12.19 = 27.07
Step-by-step explanation:
To me is looks like a visual glitch. I would do 14.88 + 12.19.
Answer:
14.88 + 12.19.
Step-by-step explanation:
Enter the correct answer in the box. Consider the graph of the sixth-degree polynomial function f. Replace the values b, c, and d to write function f.
f(x)=(x-b)(x-c)^2(x-d)^3
Answer: (x - 1)(x + 1)^2(x - 4)^3
Step-by-step explanation:
First, remember that:
in expressions like: (x - b)^n
b is the value of x where the graph intersects the x-axis.
n can represent:
n = 1, the line just goes through the x-axis
n = 2, the line may change the direction (an inflection point), and touch the x-axis in one point.
n = 3, the line may have two inflection points when it intersects the x-axis.
Then we have the expression:
(x-b)(x-c)^2(x-d)^3
b is in the linear part, the graph crosses the x-axis linearly in x = 1.
c is in the quadratic part, the graph crosses the x-axis with one point of inflection at x = -1.
d is in the cubic part, the graph crosses the x-axis with two inflections in x = 4.
Then we can writhe the polynomial as:
f(x) = (x-1)(x-(-1))^2(x-4)^3 = (x - 1)(x + 1)^2(x - 4)^3
Answer:
(x - 1)(x + 1)^2(x - 4)^3
One little cat can eat a bag of treats in 15 minutes while another cat can eat the same bag of treats in 10 minutes. What part of the bag can they eat together in the given time? 1 minute. 2 minute, and 3 min
Answer:
1 minute = 1/6
2 minutes = 1/3
3 minutes =1/2
Step-by-step explanation:
one can eat a bag in 15 minutes so in 1 minute this cat can eat 1/15 of a bag
the other cat can eat a bag in 10 minutes so in 1 minute the cat can eat 1/10 of the bag
to find how much they can eat in 1 minute, add 1/10 and 1/15 which gives you 1/6. to find 2 and 3 minutes just multiply by 1/6 by 2 or 3
The town of Newton is mapped on a coordinate grid with the origin being at City Hall
The cafe is located at the point (-3, 9) and the bookstore is located at (3, 1).
How far is it from the café to the bookstore?
The town of Newton is mapped on a coordinate grid with the origin being at City Hall . The cafe is located at the point (-3, 9) and the bookstore is located at (3, 1). How far is it from the café to the bookstore?
Answer :10
66 points easy question if there are 20 red balls in the gym basket and need to put them in a group of 5. How many balls I will have in each group.
4 balls in each group.
Step-by-step explanation:
you just divide 20 by 5, or add 5 times until you get 20.
Answer:
5 group of 4 balls
Step-by-step explanation:
Red balls : 20
5 Gym baskets
20 - 5 15
15 divided by 5 3
3 divided by 20 0.15
0.15 divided by 5 0.03
0.03 x 15 0.45
0.45 x 55 24.75
24.75 - 4.75 20
20 divided by 5 4
Answer is 4
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Which of the following equations are true?
Select all that apply.
A. 24.8 : 102 = 0.248
B. 34.65 : 1,000 = 0.3465
C. 193.5 : 10° = 193.5
D. 6. 24 : 10 = 62.4
E. 160.4: 10= 0.1604
Which of these graphs represents a proportional relationship?
please help me
Reason:
Direct proportion equations are straight lines that go through the origin.
Choices A through C are straight lines, but they don't go through the origin. Luckily, choice D fits both criteria mentioned above.
\(\huge{\textbf{\textsf{{\color{navy}{An}}{\red{sw}}{\orange{er}} {\color{yellow}{:}}}}}\)
OPTION DSame reason as him.
How much will you get paid if you work 28.5 hours for $7.75 per hour?
Answer:
You will get paid $220.88
Step-by-step explanation:
Answer: 220.875
Step-by-step explanation:
Just multiply those two numbers
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 .
Log5 =0,699 find log 0,5
Answer:
-0.301
Step-by-step explanation:
Correct Question :-
If log 2 = 0.301 , find log 0.5
Solution :-
We are here given that the value of log 5 is 0.699 . Here the base of log is 10 .
\(\rm\implies log_{10}2= 0.301 \)
And we are supposed to find out the value of log 0.5 . We can write it as ,
\(\rm\implies log_{10}(0.5) = log _{10}\bigg( \dfrac{5}{10}\bigg)\)
Simplify ,
\(\rm\implies log _{10}\bigg( \dfrac{1}{2}\bigg)\)
This can be written as ,
\(\rm\implies log_{10} ( 2^{-1})\)
Use property of log ,
\(\rm\implies -1 \times log_{10}2 \)
Put the value of log 2 ,
\(\rm\implies -1 \times 0.301 =\boxed{\blue{-0.301}} \)
Hence the value of log (0.5) is -0.301 .
*Note -
Here here there was no use of log 5 in the calculation .
Let A be a matrix with linearly independent columns. Which one of these statements must be true?A. The equation Ax=b never has a solution for all b.B. The equation Ax=b always has a solution for all b.C. The equation Ax=b has a solution for all b precisely when it has more columns than rows.D. There is no easy way to tell if Ax=b has a solution for all b.E. The equation Ax=b has a solution for all b precisely when it has more rows than columns.F. The equation Ax=b has a solution for all b precisely when it is a square matrix.G. none of the above
The correct statement is B. For all b, the equation Ax=b has a solution.
Since the columns of A are linearly independent, then the matrix A has full rank, and its column space is equal to the entire vector space in which it resides. This means that for any given vector b, we can find a linear combination of the columns of A that is equal to b, and therefore the equation Ax=b has a solution for all b.
Option A is incorrect, as there may be certain b vectors for which Ax=b has a solution.
Option C is incorrect, as the equation Ax=b may have a solution even when A has fewer columns than rows.
Option D is incorrect, as we can determine whether or not the equation Ax=b has a solution for all b by checking the rank of A.
Option E is incorrect, as the equation Ax=b may have a solution even when A has more columns than rows.
Option F is incorrect, as a square matrix may or may not have linearly independent columns, and therefore may or may not have a solution for all b.
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what is 5x5x5x5x5x5x5x5
Answer:
390625
Step-by-step explanation:
Five multiplied by 5 8 times is rlly just 5^8
Answer:390,624
Step-by-step explanation:
5x5x5x5x5x5x5x5
The length of a rectangle is 5 5/3 inches. the width of the rectangle is half of its length. what is the perimeter of the rectangle?
(a) 16.8 inches
(b) 8.4 inches
(c) 2.8 inches
(d) 15.68
(question and answers attached)
The perimeter of the rectangle that has a length of 5 3/5 inches, and the width as half of its length is 16.8 inches. Hence, option A is the right choice.
The perimeter of any object is the total sum length of its boundary.
The perimeter of a rectangle with length l units and width w units is given as:
Perimeter = 2(l + w) units.
In the question, we are given that the length of a rectangle is 5 3/5 inches and its width is half of its length. We are asked to find the perimeter of the rectangle.
The length of the given rectangle (l) = 5 3/5 inches = 28/5 inches.
The width of the given rectangle (w) = Half of length = 1/2 * 28/5 inches = 14/5 inches.
Thus, the perimeter of the rectangle = 2(l + b) = 2(28/5 + 14/5) inches,
or, the perimeter = 2(42/5) inches,
or, the perimeter = 84/5 inches,
or, the perimeter = 16.8 inches.
Thus, the perimeter of the rectangle that has a length of 5 3/5 inches, and the width as half of its length is 16.8 inches. Hence, option A is the right choice.
The given question is incorrect. The correct question is:
"The length of a rectangle is 5 3/5 inches. the width of the rectangle is half of its length. what is the perimeter of the rectangle?
(a) 16.8 inches
(b) 8.4 inches
(c) 2.8 inches
(d) 15.68"
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find the measure of angle 6
Answer:
∠6 = 78°.
Step-by-step explanation:
∠3 = 78°
∠2 and ∠3 are vertical angles, => ∠2 = ∠3 = 78°.
∠2 and ∠6 are corresponding angles, => ∠6 = 78°.
Answer:
\(\displaystyle 78° = m\angle{6}\)
Explanation:
As you can see, angles \(\displaystyle 6\:and\:3\)are alternate interiour angles, and accourding to the Alternate Interiour Angles Theorem, these angles are considered congruent, therefore seventy-eight degrees is also the measure of the sixth angle.
I am joyous to assist you at any time.
For each expression, give an equivalent expression that is of the form log_5(*), where * is an expression with numbers and possibly the variable k. log_5 k + log_5 2 = 2 log_5 k = log_5 k - log_5 7 = log_3 k/log_3 5 = log_5 k + log_25 k = log_3 k^2/log_3 25 =
After solving the given logarithmic expression we get
1. \(log_5 k + log_5 2 = log_5 (k\times2)\)
2. \(2 log_5 k = log_5 k^2\)
3. \(log_5 k - log_5 7 = log_5 (k/7)\)
4. \(log_3 k/log_3 5 = log_5 k/log_5 3\)
5. \(log_5 k + log_25 k = log_5 k^3\)
6. \(log_3 k^2\)/\(log_3\) 25 = \(2 log_3 (k/5)\)
The power to which a number must be increased in order to obtain another number is known as a logarithm.
Following are the Four Basic Properties of Logs by using which we can solve the given expressions.
\(log_b(xy) = log_bx + log_by\\log_b(x/y) = log_bx - log_by\\log_b(xn) = n log_bx\\log_bx = log_ax / log_ab\)
Using logarithmic properties, we can rewrite each expression as follows:
1. \(log_5 k + log_5 2 = log_5 (k\times2)\)
2. \(2 log_5 k = log_5 k^2\)
3. \(log_5 k - log_5 7 = log_5 (k/7)\)
4. \(log_3 k/log_3 5 = log_5 k/log_5 3\)
5. \(log_5 k + log_25 k = log_5 k + 2 log_5 k\)
\(log_5 k + log_25 k = 3 log_5 k\)
\(log_5 k + log_25 k = log_5 k^3\)
6. \(log_3 k^2\)/\(log_3\) 25 = \(2 log_3 k - 2 log_3 5\)
\(log_3 k^2\)/\(log_3\) 25 = \(2 log_3 (k/5)\)
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Question
For each expression, give an equivalent expression that is of the form \(log_5(*)\), where * is an expression with numbers and possibly the variable k.
1. \(log_5\) k + \(log_5\) 2 = 2. 2 \(log_5\) k =
3. \(log_5\) k - \(log_5\) 7 = 4. \(log_3\)k / \(log_3\) 5 =
5. \(log_5\) k + \(log_{25}\) k = 6. \(log_3 k^2\)/\(log_3\) 25 =
The area of a square is 36cm what is the length of one side?
Answer:
6cm
Step-by-step explanation:
The area of a square is s^2, where s is the length of one side.
s^2 = 36cm^2
s = \(\sqrt{36\\}\)cm
s = 6cm
Answer:
Step-by-step explanation:
Area of square = 36 cm²
Side² = 36
Take square root,
√side² = √36 = √6*6
side = 6 cm
the temperature of fridge compartment of a refrigerator is set at 8 °C . the fridge compartment is set at -10°C . what is difference between these temprature sittings
Answer:
I don't understand the question, but I think its 18°
Step-by-step explanation:
The scale of a map says that 8 cm represents 5 km. What distance on the map (in centimeters) represents an actual distance of 8 kilometers?
Answer:
12.8 cm
Step-by-step explanation:
8 cm = 5 km
? cm = 8 km
→ Find the multiplier between 5 and 8
1.6
→ Multiply 8 by the answer
8 × 1.6 = 12.8