The simplest form of [(p²- 4p -12)/(6p + 12)] × [18p/(p²-9p+18)] is 3p/ (p - 3).
What is an expression?
Mathematical expressions consist of at least two numbers or variables, at least one arithmetic operation, and a statement. It's possible to multiply, divide, add, or subtract with this mathematical operation.
Given expression is
[(p²- 4p -12)/(6p + 12)] × [18p/(p²-9p+18)]
Now factories p²- 4p -12, p²-9p+18, and 6p + 12:
p²- 4p -12
= p²- (6 - 2)p -12
= p²- 6p + 2p -12
= p(p - 6) + 2(p - 6)
=(p - 6)(p + 2)
p²- 9p + 18
= p²- (6 + 3)p + 18
= p²- 6p -3p + 18
= p(p - 6) -3(p -6)
=(p - 6)(p - 3)
6p + 12
=6(p+2)
Now putting p²- 4p -12 = (p - 6)(p + 2); p²- 9p + 18 = (p - 6)(p - 3); 6p + 12 = 6(p+2) in the given expression:
[ (p - 6)(p + 2)/6(p+2)] × [18p/(p - 6)(p - 3)]
Multiply the denominator with denominator and numerator with numerator:
= 18p (p - 6)(p + 2)/ 6(p+2)(p - 6)(p - 3)
Now cancel out (p+2)(p - 6) from denominator and numerator:
= 18p/ 6(p - 3)
Divide denominator and numerator by 6:
= 3p/ (p - 3)
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The perimeter of a square piece of confetti is 36 millimeters. How long is each side? help I don't know what it is
Answer:
9 millimeters long
Step-by-step explanation:
A square has 4 sides, which are all of the same length.
This means that the square piece of confetti will have side lengths of the same length as well.
So, find how long each side is by dividing 36 by 4:
36/4
= 9
So, each side is 9 millimeters long
which of the following expressions have dimensions of length? assume the standard variables have the following dimensions: t is in units of s, x is in units of m, v is in units of m/s, and a is in units of m/s2.a. atb. 1/2at^2c. x^3/td. √2axe. v^2/a
The following expressions have length dimensions: a. at b. x3/t
d. √2ax
a. at: has a dimension of m because it is the product of acceleration (m/s2) and time(s). b. 1/2at2: has a dimension of m because it is the product of acceleration (m/s2) and time(s) squared. c. x3/t: has a dimension of m because it is the product of distance x (m) cubed and time(s).
e. v2/a: is a product of velocity (m/s) squared and acceleration (m/s2) thus it doesn't have a dimension of length. d. 2ax: is a product of 2, distance x (m), and acceleration (m/s2) so it has dimension of m.
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what percent is equivalent to 2/5
.
0.4%
2.5%
25%
40%
Estimate the measure of angle 1.
According to the image, the missing angle is 100°.
How to calculate the angle of a triangle?When we want to calculate an angle of a triangle we must take into account the following information:
If we know the value of two angles (angles 2 and 3) of the triangle we must add the measure of the two angles we know.
55° (angle 2) + 25° (angle 3) = 80°Now we must subtract the sum total of the two known angles from 180°.
180° - 80° = 100° (angle 1)So the value of angle 1 would be 100°. Additionally, 180° is a rule that we must follow, because the angles of a triangle must always add up to 180°.
Note: This question is incomplete. Here is the complete information:
Image attached
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help... ME!!
which boxes have a volume of 96 cubic feet?
Answer:
Option B) A and C
Step-by-step explanation:
Solve the following inequality 90 > 10x + 80
Answer:
x<1
Step-by-step explanation:
10x + 80 < 90
10x < 90 - 80
10x < 10
x < 1
Im new, and i hope someone tells me the right answers!
A factor is a natural number that can be multiplied by another natural number to get a value. The greatest common factor refers to when one compares the factors of two numbers, the largest natural number that both numbers have in common is the number's greatest common factor.
In the case of (\(m^2\)) and (\(m^4\)), the greatest common factor is (\(m^2\)) because there are no factors of (\(m^2\)) that are larger than it. No number can have a factor larger than itself. Since (\(m^2\)) is also a factor of (\(m^4\)) it is the greatest common factor of the two numbers.
The student composition at vvc is roughly 60% female and 40% male. A random sample of 20 vvc students is chosen. Find each of the following. How many males would expect?
A scale drawing of a rectangular object has a scale of 1 in. : 6 ft. The scale drawing has a length of 7 inches. What is the actual length?
Answer:
42 feet
Step-by-step explanation:
1 inch = 6 feet
then multiply both sides by 7
7 inches = 42 feet
How do you write 3 3/4 as a decimal?
In a figure, D and E are points on side BC of a△ ABC such that BD = CE and AD = AE. Show that △ABD ≅ △ACE
Step-by-step explanation:
AD=AE
BD=EC
D=E
....ABD=ACE
PLEASE HELP 50 POINTS + BRAINLIEST
Answer:
coreect answer you have selected the corect answer
Step-by-step explanation:
Answer: D
Step-by-step explanation:
Cheryl has $56 and wants to buy as many notebooks as she can to donate to her school. If each notebook costs $1.60, which inequality shows n, the maximum number of notebooks she can buy with her money?
1.6 n greater-than-or-equal-to 56
1.6 n less-than-or-equal-to 56
56 n less-than-or-equal-to 1.6
56 n greater-than-or-equal-to 1.6
Answer:
the answer is B
Step-by-step explanation:
hope this helps!! have an amazing day <3
Rafael wants to find the slope of the line
The mistake that Rafael made is interchanging the y-values with the x-values.
The real slope of the line is 25.
How to calculate the slope of a line?In Mathematics, the slope of any straight line can be determined by using this mathematical equation;
Slope (m) = (Change in y-axis, Δy)/(Change in x-axis, Δx)
Slope (m) = rise/run
Slope (m) = (y₂ - y₁)/(x₂ - x₁)
Substituting the given data points into the slope formula, we have the following;
Slope (m) = (100 - 50)/(4 - 2)
Slope, m = 50/2
Slope, m = 25.
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For 24 points answer this question!
The volume of the composite figure is 6,330.24 in^3
How to find the volume of the figure?We know that the volume of half a sphere of radius R is:
V = (2/3)*pi*R^3
Here we know that pi = 3.14 and R = 12 inches, then the volume is:
V = (2/3)*3.14*(12 in)^3 = 3,617.28 in^3
And the volume of a cone of height H and radius R is:
v = (1/3)*pi*R^2*H
So here the volume is:
v = (1/3)*3.14*(12in)^2*18in = 2,712.96 in^3
Then the total volume is:
3,617.28 in^3 + 2,712.96 in^3 = 6,330.24 in^3
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In this triangle what is the value of x
Answer:
Step-by-step explanation:
error
Answer:
x ≈ 75.2
Step-by-step explanation:
using the tangent ratio in the right triangle
tan62° = \(\frac{opposite}{adjacent}\) = \(\frac{x}{40}\) ( multiply both sides by 40 )
40 × tan62° = x , then
x ≈ 75.2 ( to the nearest tenth )
Which of the following are solutions to the system of inequalities y<−x+5 and y≥3x+1?
A)
(1,0)
cross out
B)
(−2,2)
cross out
C)
(1,6)
cross out
D)
(0,1)
cross out
E)
(1,4)
cross out
F)
(−2,7)
From the graph attached below, the solution to the system of linear inequalities are (1, 4)
What is the solution to the system of linear inequalities?A system of linear inequalities is a collection of linear inequalities in the same variables. The solution is any ordered pair that satisfies each of the inequalities.
In the problem given;
y < - x + 5 ...eq(i)
y ≥ 3x + 1 ...eq(ii)
To determine the solution to the system of linear inequalities, it is easier for us to use graphical method. This is simply done by plotting the points and determine the coordinate at which both inequalities intersect.
From the graph of the system of linear inequalities, the solution to this is (1, 4) which is option E
Kindly find attached graph below
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If the sum of first n terms of an AP is 3n² + 5n find the AP.
Let a (n) denote the n-th term in the progression. Consecutive terms in the sequence differ by a fixed constant - call it c - such that
a (n) = a (n - 1) + c
Let a = a (1) be the first term in the sequence. We can solve for a (n) in terms of a alone:
a (n) = a (n - 1) + c
a (n) = (a (n - 2) + c) + c = a (n - 2) + 2c
a (n) = (a (n - 3) + c) + c = a (n - 3) + 3c
and so on, down to
a (n) = a + (n - 1) c
The sum of the first n terms is then
\(\displaystyle\sum_{k=1}^n a(k)=\sum_{k=1}^n(a+(k-1)c)=a\sum_{k=1}^n1+c\sum_{k=1}^n(k-1)=an+\frac{cn(n-1)}2=\frac c2n^2+\left(a-\frac c2\right)n\)
Since this is equal to 3n ^2 + 5n, it follows that
c/2 = 3 => c = 6
a - c/2 = 5 => a = 8
So the sequence is
a (n) = 8 + (n - 1) 6 = 6n + 2
Find all real solutions of the equation by factoring. x2 = 5(x + 210)
The real solution of the given equation by factoring x² = 5(x + 210) will be -30 and 35.
What are the roots of an equation?The roots of an equation are the solution of that equation since an equation consists of hidden values of the variable to determine them by different processes and then the resultant is called roots.
As per the given equation,
x² = 5(x + 210)
x² = 5x + 1050
x² - 5x - 1050 = 0
x² - 35x + 30x - 1050 = 0
x(x - 35) + 30(x - 35) = 0
(x + 30)(x - 35) = 0
x = -30 and x = 35
Hence "The real solution of the given equation by factoring x² = 5(x + 210) will be -30 and 35".
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Which of the following theorems verifies that ANPO- AXYZ?
Find the consumers surplus
The consumer surplus is approximately $145.83.
To find the consumer surplus, we first need to find the demand function's inverse, which gives us the willingness to pay for each unit of the product. The demand function is:
D(x) = √(739 - 3x)
Setting D(x) equal to the equilibrium price of $25, we get:
25 = √(739 - 3x)
Squaring both sides, we get:
625 = 739 - 3x
Solving for x, we get:
So at a price of $25 per unit, the consumer is willing to buy 38 units per month.
Now we can calculate the consumer's surplus.
The consumer\(x = (739 - 625) / 3 = 38\) surplus is the difference between the total amount that consumers are willing to pay for a certain quantity of a good and the total amount they actually pay. In this case, the consumer's surplus can be calculated as:
\(CS = \int_0^{38} [D(x) - 25] dx\)
where D(x) is the demand function, and the integral is taken over the range of 0 to 38, which represents the quantity demanded at a price of $25 per unit.
Evaluating this integral, we get:
\(CS = \int_0^{38} [\sqrt{(739 - 3x)} - 25] dx\\\\= [1/6 (739 - 3x)^{(3/2)} - 25x]_0^{38}\\\\= \$ 145.83\)
Therefore, the consumer surplus is approximately $145.83.
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#10 - A football team gained 3 yards on the first play, lost 5 yards on the second play, and gained 9 yards on the third play. How many total yards have they gained or losta Write your answer as an equation, and solve
In order to find the total yards that the team gained or lost, we need to sum the three results: plus 3, minus 5 and plus 9.
\(\text{total yards}=3+(-5)+9=3-5+9=7\)So the total number of yards the team GAINED is 7.
Find the area of the shaded region in the figure below, if the radius of the outer circle is 12 and the radius of the inner circle is 8. Keep your answer is terms of n
Answer:
339.29
Step-by-step explanation:
total circle area = 452.39
why?
because area of circle equation = pi * r^2
pi is the weird symbol. pi = 3.14
r = radius
r = 12
3.14 * 12^2 = 452.389342
simplified to 452.39.
but that is the whole thing.
we want only the shaded area.
first we will find the area the not shaded bit. then we will minus the total area, 452.39, by the not shaded bit so we only have the shaded bit.
again, area of circle equation = pi * r^2
r = 6.
3.14 * 6^2 = 113.097336
this is the not shaded bit. it can be simplified to 113.1
total area - not shaded bit = shaded bit
452.39 - 113.1 = 339.29
good job! if theres anymore questions, ask in the comments! ^__^Emily's score for a Mathematics test was 5% higher than her score for an English test. If Emily scored 84 points for the Mathematics test, how many points did she score for the English test?
Answer:
80 points
Step-by-step explanation:
If score in English is x points and score in math is 5% higher then score in math
y = x + 0.05x
where 0.05 = 5% expressed as decimal
0.05x refers to the 5% increase in score
y = math score
y = x(1 + 0.05)
y = 1.05x
Given score in math = 84 this becomes
84 = 1.05x
x = 84/1.05
x = 80
So Emily's score in English was 80 points
Create a 2-step equation
that has p = 0.5 as its
solution.
pls help! :)
Two step equations are equations which take 2 steps to solve. Let's create our equation now.
2p + 2 = 3
If you'd like, you can solve it to ensure it's correct.
2p + 2 = 3
Subtract 2 from both sides.
2p = 1
Divide both sides by 2
p = 0.5
What is 5% of 483759????
Step-by-step explanation:
5% of 483759 is 24187.95
Answer: The answer is 24,187.95
Step-by-step explanation:
483759 Multiplied by 0.05 = 24,187.95
Calculate (0.25) x (0.44). Show your work.
Answer:
0.11
Step-by-step explanation:
0.44/x=100/25
(0.44/x)*x=(100/25)*x
0.44=4*x
0.44/4=x
0.11=x
Find the greatest common factor of 14 and 16
Answer:
the answer is 2
Step-by-step explanation:
Answer:
Step-by-step explanation:
It is 2, because it is the only factor that can go with both of the numbers.
Find the sum:
(-2z to the power of 2 +4)+(8z to the power of 3 +6z to the power of 2 -12)
The sum of the given expression is (8z³ + 4z² - 8).
Given, an expression
(-2z² + 4) + (8z³ + 6z² - 12)
Now, we have to find the sum of the given expression,
On simplifying, we get
= (-2z² + 4)+(8z³ + 6z² - 12)
= -2z² + 4 + 8z³ + 6z² - 12
= 8z³ - 2z² + 6z² - 12 + 4
= 8z³ + 4z² - 8
So, (8z³ + 4z² - 8) is the sum of the given expression.
Hence, the sum of the given expression is (8z³ + 4z² - 8).
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What is 1 3/5 written as a division expression?
8÷5
First change 1 3/5 into a improper fraction.
After you turn 1 3/5 to improper fraction you should get 8/5.
Multiply 1x5 and add that to 3 and that’s your numerator and you get 8÷5