Step-by-step explanation:
x - 4 = 0
=> x = 4
f(x)= 5x – 22x - 2x² – 25x +4
By remainder theorem,
f(4)= 5(4) – 22(4) - 2(4)² – 25(4) + 4
= 20 - 88 - 32 - 100 + 4 ≠ 0
Since the remainder is not 0, x - 4 is not a factor.
Hope it helps :)
Please mark my answer as the brainliest
Donkey Kong is rolling cylindrical barrels
of different sizes at Mario.
The DIAMETER of the barrel is 16.5.
What is the circumference of the barrel?
If your answer is correct Mario will clear the barrel.
Circumference of the barrel is 51.81 unit
Circumference of the circle:Given that;
Diameter of barrel = 16.5 unit
Find:
Circumference of the barrel
Computation:
Radius of barrel = 16.5/2 unit
Radius of barrel = 8.25 unit
Circumference of the barrel = Circumference of the circle
Circumference of the barrel = 2πr
Circumference of the barrel = 2(3.14)(8.25)
Circumference of the barrel = 51.81 unit
Find out more information about 'Circumference'.
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Joe borrowed $6,000 from the bank at a rate of 7% simple interest per year. How much interest did he pay in 3 years?
Answer:
$19,260
Step-by-step explanation:
6,000 * 7% = 420
6,000 + 420 = 6,420
6,420 * 3 = 19,260
easy
Answer:
$1,260
Step-by-step explanation:
So first of all you want to start by finding what P, r and t would be.
P = Principal amount ($$)
r = interest rate (%)
t = time (years)
Once I found all of those I put them into the equation (l = Prt) and solved (by putting it into a calculator obviously). That is how I came up with my answer. Check the screenshot provided to see what P, r and t would be and to see all my work! :)
Hope this helps! :)
Have a great day!
help me out with this pls (multiple choice)
Answer:
C
Step-by-step explanation:
In a 45-45-90 triangle, two of the sides are congruent because the angles are congruent. Choice C is the only answer in which the sides are congruent.
select the correct answer from each dropdown menu. in the figure, the radius of the partial circle with center A is 4 feet.
The perimeter of the figure is A.____ feet, and the area of the figure is B.____ square feet. Assume =3.14, and round your answers to the nearest hundredth.
A.- 18.84 - 24.50 - 26.84 - 75.36
B.- 11.42 - 22.84 - 45.68 - 53.68
Answer:
Step-by-step explanation:
Part A: 24.50 feet, Part B: 46.68 square feet, I just took the test and got this right!
The perimeter of the figure is [tex]24.50[/tex] and area of the figure is [tex]45.68[/tex] square feet.
What is Area of Circle?
In geometry, the area enclosed by a circle of radius r is πr². Here the Greek letter π represents the constant ratio of the circumference of any circle to its diameter, approximately equal to 3.14159
According to question, the radius of the partial circle with center A is 4 feet.
We have to find the perimeter and area of the figure.
Perimeter of the figure=2πr×[tex]\frac{3}{4}[/tex] +[tex]4\sqrt{2}[/tex]
=2×[tex]3.14[/tex]×[tex]4[/tex]×[tex]0.75+4[/tex]×[tex]1.414[/tex]
[tex]=24.50[/tex]
Area of figure=[tex]\frac{3}{4}[/tex] πr²+[tex]r^{2}[/tex]×[tex]\frac{1}{2}[/tex]
=[tex]0.75[/tex]×[tex]3.14[/tex]×[tex]16[/tex][tex]+16[/tex]×[tex]0.5[/tex]
[tex]=37.68+8[/tex]
[tex]=45.68[/tex]
Hence, we can conclude that the perimeter of the figure is [tex]24.50[/tex] and area of the figure is [tex]45.68[/tex] square feet.
Learn more about area of circle here:
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Can someone please Classify the angles ? I don’t need a conclusion ....
Answer:
Right triangle
Step-by-step explanation:
A right triangle is a triangle in which one angle is a right angle.
Evaluate the expression when a=1/4
and b = 6.
-8ab=
Answer:
-12
Step-by-step explanation:
-8(1/4)(6)
-8/4=-2
-2*6=-12
Help I need to turn this in today:)
Total surface area
=2 ×(area of triangle) +( area of rectangle 1) + (area of rectangle 2) + (area of rectangle 3)
2×(1/2 × 16 ×12) + (10×12)+(16×10)+(20×10)
=672 cm²
Will give, Branliest for anyone who answers.
5/2
10/4
15/6
50/20
300 G 150 G 75 G
140 G 70 G 35 G
420 G 210 G 105 G
220 G 110 G 55 G
Mr. Seoul left $48,000 to his family when he passed. If he left 66 2/3% to his wife, how much did she receive?
Answer:
The answer is $32000.
Step-by-step explanation:
In quadrilateral PQRS below, sides PS and QR are parallel for what value of x ?
158
132
120
110
70
Answer:
ps and qr is parellel so the 70°and x is co interior angles.
so, our equation will be look like .
70°+x=180°
x=180°-70°
x=110°
The sides PS and QR are parallel for x = 110°
Option 4 is correct.
What are consecutive-interior angles?The pair of non-adjacent interior angles that are on the same side of the transversal are referred to as consecutive internal angles.The term "consecutive" describes events that take place side by side.
As per the given data:
PQRS is a quadrilateral with sides PS and QR parallel.
∠P = 70°
∠Q = x°
∠S = 112°
For sides PS and QR to be parallel:
∠Q + ∠P = 180° {Co-interior angles on the same side of the transversal}
x° + 70° = 180°
x = 110°
Hence, sides PS and QR are parallel for x = 110°
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Please help me with this math problem.
It took Jenny 2 hours to knit 1/3 of a scarf.
How many hours will it take for her to make
one scarf?
Answer:
6 hours
Step-by-step explanation:
Bc 2hours for 1/3 so and 4 more hours and u get 6. Hope this helps u have a good day. Sorry if wrong
Answer:
6 hours
Step-by-step explanation:
Quadrilateral FGHI is similar to quadrilateral JKLM. Find the measure of side KL. Round your answer to the nearest tenth.
Answer:
The answer is "31.888".
Step-by-step explanation:
When their respective angles were congruent or their side lengths have a constant relation, they know that two quadrilaterals are similar
FGHI is similar to JKLM because of quadrilateral
[tex]\to \frac{FG}{JK} =\frac{GH}{KL}=\frac{HI}{LM}=\frac{FI}{JM}\\\\\to \frac{GH}{KL} =\frac{HI}{LM}\\\\\to \frac{7}{KL}= \frac{9}{41}\\\\\to KL=\frac{7 \times 41}{9}=31.888\\\\[/tex]
Answer:
12.3
Step-by-step explanation:
Trust me I got it wrong
3x^2+ 7x +2, can I get help with this one also ?
Answer:
(3x + 1)(2x + 1)
Step-by-step explanation:
Remark
This thing really does factor.
Both the first and last coefficients are prime, so if it factors easily 1 and 3 and 1 and 2 must be there somewhere.
(3x + 1)(x + 2) would be the logical guess. That turns out to be correct.
There are 84 groups in a bag. For friends are sharing the grapes. Write an equation that can be used to find out how many grapes G each friend will yeah if each friend gets the same number of groups
What is the measure of Y? 4·9=36=36/4
Answer:
Figure or Diagram Mandatory
GOOD LUCK FOR THE FUTURE! :)
Solve the multi-step equation and place the steps in the correct order.
(Pls)
Answer:
1. 3x -6 + 4 = -20
2. 3x - 2 = -20
3. 3x = -18
4. × = -6
Answer:
The first one is 3x-2=-20. So the - 2 will cross the equal sign making it positive so it will be 3x = -20+2 given you 3x = - 18. You will divide it by 3 given u - 6. So all of them x= - 6
The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers? Explain your answer.
Answer:
Two numbers (integer only): 5 , 12
Step-by-step explanation:
Suppose two numbers are integers: ax and ay, a is common factor and x,y no more common factor
axy = 60 a: 1,2,3,4,6,10,12,30
ax - ay = a(x-y) = 7
after test , I exclude 3,4,6,10,12,30
if a=1 xy=60 (x,y): (3,10) (4,15) (5,12)
(5,12): LCM: 5*12=60 12-5=7
if a=2 xy=30 (x,y): (2,15) (3,10) (5,6) No solution in this combination
Which interval on the graph could be described as linear increasing?
A
B
C
D
Ratnam hired a car from a car renting agency which charges a flat amount of Rs x for travelling up to 40 kilometres and Rs. y per km for every kilometre travelled thereafter. How much should Ratnam pay the agency for a journey of 50 kilometres in Rs. ?
Answer:
Rs. X + Rs. 10y
Step-by-step explanation:
Charge for 40 km travel = Rs. x per km
Charge for every additional km traveled = Rs. y
Amount paid for 50 km
Fixed charge for 40km = Rs. X
Additional km = 50 - 40 = 10 kilometer
Total charge :
Rs. X + Rs. 10y
Please help. its not hard
Answer:
Tbh Im not sure
Step-by-step explanation:
Answer:
I think the answer is 1/2 (x^2 + 11x + 30) but see the discussion below.
Step-by-step explanation:
I can hardly read the signs between the dimensions. This is my best guess.
Area Shaded = Area Rectangle - Area Triangle
Area Rectangle = (x + 5)(x + 6)
Area Triangle = 1/2 (x + 5 ) ( x + 6)
Area shaded = (x + 5)(x+6) - 1/2 (x + 5)(x + 6)
Area shaded = 1/2 (x + 5)(x + 6)
Area Shaded = 1/2 (x^2 + 11x + 30)
If the second factor (x + 6) is really x - 6 then the area of the shaded area is 1/2 (x+5)(x - 6)
Area Shaded = 1/2 * (x^2 - x - 30)
will give brainliest
Answer:
The answer is B
Step-by-step explanation:
Hey. Could you help?
Answer:
C
Step-by-step explanation:
sorry, I dont have time for a full explanation. maybe wait for the next person's answer too. just to verify mine.
hope this helps <3
Solve for r in terms s, t, u, v.
su=rtv
Answer:
r = su/tv
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to RightEquality Properties
Multiplication Property of EqualityDivision Property of EqualityAddition Property of EqualitySubtraction Property of EqualityStep-by-step explanation:
Step 1: Define
su = rtv
Step 2: Solve for r
[Division Property of Equality] Divide tv on both sides: su/tv = rRewrite/Rearrange: r = su/tvcan you help me please
Given:
The figure of a triangle.
To find:
The value of x.
Solution:
According to the triangle proportionality theorem, if a line segment divides the two sides of a triangle and parallel to the third side of the triangle, the it divides the two inclined sides proportionally.
Using triangle proportionality theorem, we get
[tex]\dfrac{2x}{80}=\dfrac{27}{60}[/tex]
[tex]\dfrac{x}{40}=\dfrac{9}{20}[/tex]
Multiply both sides by 40.
[tex]x=\dfrac{9}{20}\times 40[/tex]
[tex]x=9\times 2[/tex]
[tex]x=18[/tex]
Therefore, the value of x is 18.
Last year, Maya opened an investment account with 8,800. At the end of the year, the amount in the account had decreased by 26.5%. How much is this decrease in dollars? How much money was in her account at the end of last year?
Answer:
Results are below.
Step-by-step explanation:
Giving the following information:
Initial investment= $8,800
Percentage decrease= 26.5%
To calculate the money Maya lost, we need to use the following formula:
Decrease on dollars= 8,800*0.265
Decrease in dollars= $2,332
At the end of the years she has:
Money left= 8,800 - 2,332
Money left= $6,468
please help me on this will give you brainliest!!
Answer:
AC = 36
Step-by-step explanation:
since these triangles are similar, we can use the triangle similitary theorem. This means that the sides are proportional to each other.
ef/bc = 5/45 (1/9) = ed/ba = 2/18 (1/9)
we can see the sides are in a ratio of 1:9, and plug it in the proportion
df/ac = 1/9
4/ac = 1/9
cross multiply and we get that ac = 36
what is the common ratio of the geometric sequence below? –2, 4, –8, 16, –32, ...
Answer:
The common ratio of the geometric sequence is:
[tex]r=-2[/tex]
Step-by-step explanation:
A geometric sequence has a constant ratio 'r' and is defined by
[tex]a_n=a_1\cdot r^{n-1}[/tex]
where
aₙ is the nth terma₁ is the first termr is the common ratioGiven the sequence
[tex]-2,\:4,-8,\:16,\:-32,\:...[/tex]
Compute the ratios of all the adjacent terms: [tex]r=\frac{a_n+1}{a_n}[/tex]
[tex]\frac{4}{-2}=-2,\:\quad \frac{-8}{4}=-2,\:\quad \frac{16}{-8}=-2,\:\quad \frac{-32}{16}=-2[/tex]
The ratio of all the adjacent terms is the same and equal to
[tex]r=-2[/tex]
Therefore, the common ratio of the geometric sequence is:
[tex]r=-2[/tex]THIS IS DUE REALLY SOON CAN SOMEONE HELP PLEASE???
find the # of tiles in stages 0-4, then write an expression that represents the pattern.
Answer:
# = number of tiles + 2
Step-by-step explanation:
So It would be 3,5,7 but your would add 2 to each number of tiles increased.
There were 0 tiles in step 0
Answer:
It can be observed that there is a pattern
Step 1
2 + 1 = 2 + 1²Step 2
2 + 4 = 2 + 2²Step 3
2 + 9 = 2 + 3²Step 4
2 + 4²Step n
2 + n²6n – 7n – 4 + n
Terms:
Like terms:
Coefficient:
Constants:
HELP PLSSS
Answer:
-4
Step-by-step explanation: