Answer:32
Step-by-step explanation:96-64=32 half of 64 is 32 also equal to 50%
Answer:
the increase is 50%
Step-by-step explanation:
96-64= 32
percentage= 32/64*100
=50%
David is playing basketball and makes 3 of his 5 shots. What is the experimental probability he will make his next shot?
Answer:
We have to divide 3/5 which is 0.6 or 60% chance
Step-by-step explanation:
Answer:
60%
Step-by-step explanation:
First you put into fraction form. 3 out of the 5 shots is 3/5.
Now you divide 3 by 5 to get 0.6
then you would multiply 0.6 by 100 to get 60 and that would be your percentage.
Question 3 of 10
Which expressions are equivalent to the one below? Check all that apply.
25.2x
The expressions that are equivalent to the one below is \(2 ^{(5+x) }\), option C.
How can the expression be known?Based on the definition of power multiplication properties, The Product of Powers Property serves as one that stressed that in a cae wehereby we are multiplying two exponents with the same base, then the exponents can be multiplied and keep the base.
It shoud be noted that when want to simplify the expressions \(2x^4\)by \(6x2\) , the base wil will be kept whereby we add the exponent.
The given expression is \(2^5.2^x\), which can be simplified as;
= \(2^5.2^x\)
=\(2 ^{(5+x) }\)
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Given the function f(x) = 4x3 + 13x, what is the gradient of the function when x = 2 ?
Answer:
y=45x+115
Step-by-step explanation:
We can find the slope of a line tangent to a curve at a point by evaluating the derivative of the function at that point.
We are given the function
f ( x ) = 4 x 3 + 12 x 2 + 9 x + 7
= f ( x ) = 4 x 3 + 12 x 2 + 9 x 1 + 7 x 0
Using the power rule, let's now compute the derivative of f( x )
f ' ( x ) = ( 3 ⋅ 4 x 2 ) + ( 2 ⋅ 12 x ) + ( 1 ⋅ 9 x 0 ) + 0 ⋅ 7 x − 1
f ' ( x ) = 12 x 2 + 24 x + 9
We can now find the slope of f ( x ) at x = − 3 by substituting this value into f ' ( x )
f ' ( − 3 ) = 12 ( − 3 ) 2 + 24 ( − 3 ) + 9
f'(-3)=12(9)+24(-3)+9
f'(-3)=108-72+9
f'(-3)=45(slope of the tangent line at x = − 3
Now that we have a slope for the tangent line, we need to identify a point on the line.
We know the tangent line touches the function f ( x ) at the point x = − 3 , so let's find the value of f ( x ) at this point:
f(-3)=4(-3)3+12(-3)2+9(-3)+7
f(-3)=4(-27)+12(9)+9(-3)+7
f(-3)=108+108-27+7
f'(-3)=-20
So we know the tangent line goes through the point
(-3,-20)
Finally, we can use the point-slope formula for a line to find the equation of the tangent line.
y=mx+b
To find the value of b , substitute the values we have calculated for the point and slope of the tangent line:
(-20)=(45)(-3)+b
-20=-135+b
b=115
So our final answer for the equation of the tangent line is:
y=45x+115
8,224 people rode a roller coaster at the fair on Saturday. 16 people rode the roller coaster at once. How many trips did the roller coaster make that day?
simplify 6(b+8)-9(3b-4)
Answer:
\(\sf -21b+84\)
Step-by-step explanation:
\(\sf 6(b+8)-9(3b-4)\)
We'll use the distributive property to multiply 6 by b + 8, and -9 by 3b - 4.
\(\sf 6b+48-27b+36\)
Combine like terms.
\(\sf -21b+48+36\)
Add numbers.
\(\sf -21b+84\)
_________________
Round 1,567,098 to the nearest hundred thousand
Answer:
1,600,000
Step-by-step explanation:
the nearist hundred thousand would be 500,000 but you have to take the number next to it to determine if it should be rounded up or down, considering it is above 5, the 500,000 will round up to 600,000, leaving the answer as 1,600,000 i hope i helped
Please tell me the answer and how to do it.
Answer:
there is no constant rate
Step-by-step explanation:
at first i thought it was 25 cents for each, but once i saw the last 3, it broke the rate.
Solve the following for the indicated variable:
A
=
a
+
(
n
−
1
)
d
A
=
a
+
(
n
-
1
)
d
for n
Step-by-step explanation:
A = a + (n - 1) d
A - a = (n - 1)d
(A - a)/d = n - 1
n = 1 + (A - a)/d
I need help Brian listed if u awnser! right now!
the sum of a four angles of quality is 180 true or false
Answer:
the sum of a four angles of quadrilateral is 180.False
Note: its 360°
false
hope this helps you
Pat bounces a basketball 25 times in 30 seconds. At that rate, approximately how many times will Pat bounce the ball in 150 seconds?
Please help me with this proof.
Answer:
See below
Step-by-step explanation:
For the second step, \(\angle T\cong\angle R\) by Alternate Interior Angles. The rest of the steps appear to be correct.
What is 240.50 x 19.54? Give your answer to 2 significant
Show your work
Answer:
4700
Step-by-step explanation:
240.50 x 19.54
= 4699.37
2 significant = 4700
Answer:
4,699.37
Step-by-step explanation:
240.50 x 19.54 = 4,699.37
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
Which do we find first if we want to evaluate d (m (e))?
The ones in the brackets. In this case we have (m(e)).
The brackets that are inside brackets are to be solved first.
Consider an urn containing 4 white balls and 1 black ball, and suppose that balls will be sequentially drawn (without replacement) from the urn until the black ball is obtained. Letting X denote the number of white balls drawn before the black one is selected, give the pmf of X.
Answer:
\(P(X = 0) = 0.2\)
\(P(X = 1) = 0.2\)
\(P(X = 2) = 0.2\)
\(P(X = 3) = 0.2\)
\(P(X = 4) = 0.2\)
Step-by-step explanation:
A probability is the number of desired outcomes divided by the number of total outcomes.
pmf of X.
Probability of each outcome, 0, 1, 2, 3 or 4 white balls drawn.
Before the trials, you are equally as likely to get the black ball in the 1st trial(0 white balls drawn) to the 5th trial(4 white balls drawn). So this is an uniform distribution with \(P(X = x) = \frac{1}{5} = 0.2\)
Thus, the pmf is:
\(P(X = 0) = 0.2\)
\(P(X = 1) = 0.2\)
\(P(X = 2) = 0.2\)
\(P(X = 3) = 0.2\)
\(P(X = 4) = 0.2\)
The following incomplete contingency table shows a random sample of 125 employees and if they have a credit card complete the table
the seasoned employee = total employee - new employee
the seasoned employee = 36 - 9 = 27
Complete the table shown below.The below table shows a random sample of 125 employees has a credit cards.
In the first column, we need to find a seasoned employee.
Therefore the seasoned employee = total employee - new employee
the seasoned employee = total employee - new employee
the seasoned employee = 36 - 9 = 27
In the second column, we need to find the new employee
the new employee = total employee - seasoned employee
the new employee = 89 - 65 = 24
Now find the total of a seasoned and new employees.
Total no of seasoned employees = credit card + no credit card
Total no of seasoned employees = 27 + 65 = 92
Total no of new employees = credit card + no credit card
Total no of new employees = 9 +24 = 33
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complete question:
The following incomplete contingency table shows a random sample of 125 employees if they have a credit card complete the table shown below
Based on the median of the samples, what is a reasonable estimate of the number of students that bike to school? Round to the nearest whole number.
PLEASE ANSWER!!!
The number of students that bike to school is 18
How to determine the valueThe median is described as the middle number of a set of data when the values are arranged in an ascending order from the least to the greatest.
We should also know that the median is one of the measures of central tendency.
From the information given, we have that the data set representing the number of students is;
10, 11, 12 , 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25
Then, we have that the median number is;
Median = 17 + 18/2
add the values
Median = 35/2
Divide the values
Median = 18 students
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How much time, in seconds, did the vehicle in this diagram spend STOPPED?
Answer:
like 10 i think
Step-by-step explanation:
the flat line is the time it spends stopped im pretty sure so that would be 10 seconds
Which expression is equivalent to
Answer:
The answer is the third option
Step-by-step explanation:
When an exponent is raised to the power of another exponent, both exponents are multiplied.
Recall that a number without an exponent is thought to be raised to the power of 1.
So after multiplying the exponents of all of the variables by 4, we are left with a solution identical to the third option.
What is the cos A?Will give 15 points.
Answer:
Step-by-step explanation:
cos A = \(\frac{\sqrt{8} }{3}\)
The function g is defined below . g(x) = (x - 5)/(x ^ 2 - 36) Find all values of x that are NOT in the domain of g. If there is more than one value, separate them with commas.
Answer:
-6, 6
Step-by-step explanation:
So we have the rational function:
\(g(x)=\frac{x-5}{x^2-36}\)
The domain of a rational function is all real numbers except for when x is a zero of the denominator.
Thus, to determine the domain restrictions, set the denominator to 0 and solve for x:
\(x^2-36=0\)
Add 36 to both sides:
\(x^2=36\)
Take the square root of both sides:
\(x=\pm 6\)
So, the values that are not in the domain of g is: -6, 6.
And we're done!
What is -5 as a rational number in form of a over b
After answering the provided question, we can conclude that As a result, expression -5 is -5/1 as a rational number in the form a/b.
what is expression ?An expression in mathematics is a collection of representations, digits, and conglomerates that resemble a statistical correlation or regimen. A real number, a mutable, or a combination of the two can be used as an expression. Mathematical operators include addition, subtraction, rapid spread, division, and exponentiation. Expressions are widely used in arithmetic, mathematics, and shape. They are used in the representation of mathematical formulas, the solution of equations, and the simplification of mathematical relationships.
-5 is a rational number expressed as a/b, where a and b are integers and b is not equal to zero.
To find a and b, we can use the formula:
-5 = a/b
When we multiply both sides by b, we get:
-5b = a
As a result, we can express -5 as a rational number as (-5)b/b, where b can be any non-zero integer. For instance, if we choose b = 1, we get:
-5 = (-5)(1)/1
As a result, -5 is -5/1 as a rational number in the form a/b.
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What is the scale of a map if 1cm=20km
Answer:
50 km
Step-by-step explanation:
So the map has a scale of 1 cm: 20 km. Next, you look at how far they are apart and see if the scale and the distance on the map are the same measurement. In this case, they are both centimeters so they stay the same. Then, all you do is multiple the real size, 20 km, by
2.5
1
. Then, 20 x 2.5=50. So the answer is 50 km
2
Stuart uses 3 of a cup of sugar for a recipe. How many cups of sugar are needed for 7 recipes?
Express the amount as a mixed number.
cups
Blank 1:
Blank 2:
Answer:
Blank1=4 blank2=2\3
Step-by-step explanation:
2\3 for 1 recipe
For 7 recipe = 7 x 2\3
= 14\2 x 2\3 -> take out the 2
14\3 = 14 divided by 3 is 4 with remainder of 2
So, 4 2\3
Explain how you can find the y-intercept of a function when given an equation of a graph.
The y-intercept of a function is the value of y when x = 0, which is represented as the value of b in the slope-intercept equation y = mx + b. b is the y-intercept.
What is the Y-intercept of a Function?If an equation of graph that represents a function is given in slope-intercept form as y = mx + b, the value of b in the function is the value of the y-intercept of the y-intercept.
The y-intercept of the function is the same as the value of y when the value of x is 0, or the point where the line of the function intercepts the y-axis on a given graph that represents the function.
For example, if we are given the equation of a graph that represents a function as, y = 3x + 4, the y-intercept of the function would be 4.
In summary, the y-intercept of the function is the value of b in the equation of the function that is expressed as y = mx + b in slope-intercept form.
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PLEASE HELP DUEEE NOW !!!A diagram of a roundabout that is being designed to improve driver safety on a busy road is shown. The radius of the circular field planned for landscaping is 27.5 feet. What is the approximate distance around the outside of the circular field?
A. 345.4 feet
B. 172.7 feet
C. 86.35 feet
D. 2,323.1 feet
The approximate distance around the outside of the circular field is the circumference = 172.7 feet and the correct option is B.
How to evaluate for the circumference of a circleTo calculate the circumference of a circle, multiply the diameter of the circle with π (pi). The circumference can also be calculated by multiplying 2×radius with pi (π = 3.14).
We shall derive the approximate distance around the outside of the circular field by calculating for the circumference as follows:
Radius of the circular feild = 27.5
circumference of the circular feild = 2 × 27.5 feet × 3.14
circumference of the circular feild = 55 feet × 3.14
circumference of the circular feild = 172.7 feet.
Therefore, the approximate distance around the outside of the circular field is derived as the circumference which is equal to 172.7 feet.
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divide the polynomials x^2-10,000/x-100
Answer:
x+100
Step-by-step explanation:
x^2-10,000/x-100
x^2-10000 is a difference in squares and can be factored.
x^2-10000 = (x+100)(×-100).
(x+100)(x-100)/(x-100)
(x-100) cancel each other.
x+100 remains.
Mr. Lee gave his four children $25.40 to share equally. How much money did each child get?
USE PARTIAL QUOTIENT METHOD 25.40|4
Answer: the answer is 6.38
Step-by-step explanation: You have to divide 25.40/4 you can use base ten blocks or draw it out or just divide that is how i got the answer!
Write a linear function f
with f(5)=−1
and f(0)=−5
.
Answer:
f(x) = 4/5x - 5
Step-by-step explanation:
y-mx+b
m=-5-(-1)/0-5=4/5
y = 4/5x + (-5)
y = 4/5x - 5