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Mathew
Questions and answers by visitors named
Mathew
Questions (76)
Disks of radius 4 cm are cut from a rectangular plastic sheet of length 84 cm and width 24 cm. How many complete disks can be
11 answers
asked by
Mathew
10,581 views
Aside from battle casualties,what was a constant threat to soldiers?
4 answers
931 views
A car drives up a straight hill at a constant
speed of 60 kilometers per hour. A truck drives over the crest of the hill at a
5 answers
3,979 views
almost done with Algebra...help!
2 3x – 6(2x – 0.055) = 10x + 0.515 I don't know what want but assuming your solving for x...
1 answer
654 views
You are assigned the duty of ensuring the availability of 100,000 yen for the payment that is scheduled for next month.
Consideri
2 answers
581 views
What is mental health?
1 answer
340 views
What is social health?
1 answer
356 views
What is physical health?
1 answer
362 views
What is wellness?
3 answers
966 views
Convert the velocity of 184.0 cm/s to km/h.
1 answer
319 views
If 1=4, 2=7, 4=13, 5=16, 8=25, what is the pattern?
4 answers
173 views
I posted this a little while ago, but didn't see it. Sorry if it post twice.
Each fire hose is 25 yards long. The fire station
6 answers
436 views
I'm finding it hard to find evidence that the growth of the internet has had a positive effect on businesses and organisations.
A
5 answers
430 views
Here is the problem that I'm having trouble with:
Rewrite each series in a sigma notation and find its sum. 1+.09+.81+... I have
3 answers
395 views
list three ways governments could pay for the war.
4 answers
387 views
what is habeas corpus
3 answers
559 views
Two small planes start from the same point and fly in the same direction. The first plane is flying 35 mph slower than the
2 answers
616 views
Which white person discussed or mentioned in Narrative Life is most important?
2 answers
688 views
A line is parallel to 5x+2y-8=0 and has the same y-intercept as x+4y-12=0
Find an equation for the line.
2 answers
1,108 views
A line is perpendicular to x+3y-4=0 and has the same y-intercept as 2x+5y-20=0. Find an equation for the line
4 answers
1,798 views
Solve by using elimination:
7x - 2y =3 2x +y = 4 ?????????????????
4 answers
1,480 views
Mrs. Chans math class contributed 2 dollars and $1 coins to an earthquake relief fund. the number of $1 coins contributed was 8
2 answers
479 views
2x + y = -5
3x +5y = 3 How come I have to multiply by 5 to make the y variables cancel, like what does that mean? I don't get how
4 answers
591 views
Helper I really need ur help with some of my math questions down below, ur the best math tutor on here, need ur help please.
3 answers
486 views
I had a problem to solve, and I don't get how to make equations from this problem.
Mrs. Chans math class contributed 2 dollars
4 answers
1,238 views
The price of a video system increased by 15% to $1,127.00. What was the price of the system before the increase?
(a)$900.80
1 answer
340 views
An automobile accelerates from rest at
1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an
2 answers
583 views
An automobile accelerates from rest at
1.3 m/s 2 for 19 s. The speed is then held constant for 23 s, after which there is an
3 answers
1,150 views
6. A geography student needs to take three 300- level and three 400- level geography classes next semester in order to graduate.
1 answer
460 views
If a brick weighs exactly as much as a 9-pound rock plus falf of another brick, what does a brick and a half weigh?
3 answers
515 views
A turtle crawls up a 12 foot hill after a heavy rainstorm. The turtle crawls 4 feet, but when it stops to rest, it slides back 1
6 answers
2,065 views
An object traveling at a constant 20 m/sec in
a circular path is changing its 1. velocity. 2. speed. 3. weight. 4. mass.
3 answers
1,073 views
Can someone edit this essay?
High school is a menacing, over-bearing world that hardly gives the average student to even stop and
4 answers
457 views
Can someone edit this essay?
Topic is "if given funding for a small engineering project, what would you do?" 250 word limit
2 answers
1,073 views
Does the KE of a car change more when it
accelerates from 27 km/h to 37 km/h or when it accelerates from 37 km/h to 47 km/h? 1.
3 answers
1,106 views
If the value of $1 is 1.082431 in one year at 8 % compounded quarterly, what is the effective interest rate?
(a)82.4% (b)8%
1 answer
361 views
Evaluate the integral from -4 to 4 of [x^3 sin(6x)] / [sin(5x)]dx
1 answer
343 views
A young woman named Kathy Kool buys a sports car that can accelerate at the rate of 4.77 m/s2. She decides to test the car by
3 answers
2,523 views
I have no idea what to do with this problem. Please help me found the basic formula.
When Apollo 15 astronaut David Scott dropped
2 answers
610 views
Evaluate each of the following. Show all your calculations.
f'(���3)� if f(x) ���� = x^4�� − 3x�
1 answer
296 views
Evaluate each of the following. Show all your calculations.
f' ���(−2)� if ���f(x) = 2x^3� + 4��x^2 − 5x� + 8
1 answer
299 views
Evaluate each of the following. Show all your calculations.
f" (����1)� if f(X) ���� = −3x^2�� − 5x� + 7
1 answer
282 views
Evaluate each of the following. Show all your calculations.
f�′ (3/4)�if ����f(x) = −3x^3� − 7��x^2 + 4�x − 11
1 answer
307 views
Evaluate each of the following. Show all your calculations.
f" ����(−3�) if f(x) ���� = 4x^3� − 3��x^2 + 2x� − 6
3 answers
826 views
Evaluate each of the following. Show all your calculations.
��� f" (1/3) �if f(x)���� = −2x^5�� + 2x� − 6
2 answers
948 views
Evaluate each of the following. Show all your calculations.
��� f" (1/3) �if f(x)���� = −2x^5�� + 2x� − 6
1 answer
309 views
Consider the curve given by y^2 = 2+xy
(a) show that dy/dx= y/(2y-x) (b) Find all points (x,y) on the curve where the line
5 answers
5,811 views
To the nearest tenth of an inch, find the length of a diagonal of a square whose side length is 8 inches.
3 answers
711 views
What does "Larger number exceeds three times the smaller number by four" mean?
2 answers
517 views
A rectangular eld is to be fenced o along the bank of a river; no fence is required along the bank
of the river. The material for
2 answers
680 views
According to psychoanalytic theory, the unconscious:
A. consists of thoughts and feelings that can easily be called into
3 answers
508 views
They are five apple slices in each school lunch. If 35 students buy a school lunch, many apple slices are there ? Write an
5 answers
630 views
I have to write an essay on about why organ donation should be mandatory in Canada. I need help thinking of arguments.
Some that
1 answer
460 views
A piece of metal (75 g at 98.0°C) was dropped in water (95 g at 22.0°C) and the final temperature was measured to be 31.2°C.
2 answers
522 views
John drove 5 hours before stopping to get gas. After he filled the tank, he increased his speed by 10 MPH. If he completed a
1 answer
428 views
Which of the following sentences correctly follows the rules of capitalization?
a. The President of the company made a speech
3 answers
816 views
NaN3--->Na+N2
How many moles of Na are produced if 3.5 moles NaN3 react?
2 answers
951 views
A 70 cm diameter wheel is rotating at 1 300 revolutions per minute and a small 5g mass is fixed to the outer edge of the wheel.
2 answers
503 views
What will happen when titanium reacts with oxygen?
2 answers
592 views
A windscreen wiper of a vehicle clears out an angle at 108 degree.what is the area
4 answers
600 views
A small child is learning to ride a bike for the first time. Her dad decides it would be a good idea to start her on a small
4 answers
1,005 views
1. What is the key to an effective search for your information as you prepare for your presentation? (1 point)
A. prewriting B.
32 answers
3,558 views
A physics student stands at the top of a hill that has an elevation of 37 meters. He throws a rock and it goes up into the air
4 answers
840 views
1. What is the key to an effective search for information as you prepare for your presentation? (1 point)
A. Prewriting B. Strong
22 answers
7,200 views
1. The variables x and y vary directly. When x is 3, y is 6. Find x when y = 2/3.
2. The force acting on an object varies
2 answers
570 views
If the slope turns out to be 4/0 in an equation them is it undefined. Also, therefore, would the y intercept not be able to be
1 answer
429 views
A golfer hits a ball. The ball leaves the club with an initial upward velocity of 40 meters per second. If the ball is 0.25
2 answers
914 views
Kristin worked a total of 10 1/2 hours over 2 days. She worked 6 3/4 hours the first day and h hours the second day. Which
4 answers
784 views
In the chart, the organism Rr represents a genetically _____________ individual.
A) heterozygous B) homogeneous C) homozygous D)
4 answers
1,667 views
In rabbits, B represents the allele for black coat and b represents the allele for white coat. Black is dominant over white. If
7 answers
3,745 views
A car is travelling along a straight road. The driver suddenly observes that the road ahead is flooded and applies the brakes.
De
4 answers
3,082 views
Which chemical reactions are not possible according to Dalton's atomic theory?
CCl4⟶CH4 N2+3H2⟶2NH3 2H2+O2⟶2H2O+Au
4 answers
4,164 views
Write a law connecting fee and subject entered
1 answer
174 views
26cm of wood is cut off a board of 132cm long.what percentage has been cut off
1 answer
205 views
Oh sure, typing is way neater than when I scribble stuff
1 answer
265 views
A mixture of kclo3 and kcl mass 2.1g undergoes decomposition and residue of mass 1.62g remained calculate the mass percentage of
1 answer
237 views