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Questions (2,083)
Suppose T is a transformation from ℝ2 to ℝ2. Find the matrix A that induces T if T is reflection over the line y=−5/3x.
0 answers
776 views
slope 5/4 passing through -1,9
2 answers
221 views
In the function y= 5cos(x+ 2π/3)-6 is translated K unit up words resulting in a Maximum y-value of 14, the value of K is _____.
1 answer
248 views
For the trigonometric function y = tan(¾ x), the period can be expressed as aπ/b radians.
1 answer
193 views
A 25 kg object travels at 52 m/s West collides with a 39 kg object at rest. If the object sticks together on contact, the
1 answer
232 views
A shortage of gold causes the price of gold wire to increase by 140%. If 10 feet of gold wire previously cost $50, what is the
3 answers
510 views
what 2 numbers greater than 40 have only 2 or 3 for prime numbers
1 answer
207 views
I am an even multiple of 2. If you reverse my digits, I become a multiple of 9. Who am I?
1 answer
291 views
Blake’s balance in his checking account at the beginning of the month was $42.68. Blake’s bank statement for this month
1 answer
339 views
risky behaviour of a social
1 answer
283 views
The difference between static friction and kinetic (sliding) friction is that
1 answer
279 views
Suppose that the average pop song length in America is 4 minutes with a standard deviation of 1.25 minutes. It is known that
1 answer
858 views
what are the dimentions of three different rectangular prisms that each have a surface area of 72?
1 answer
680 views
In a amusement park ride, gondola cars of weight W are attached by rods 24ft long to a bull
wheel 16ft in diameter. The bull
1 answer
710 views
A magnetic particle weighing 3.6 grams is pulled through a solenoid with an acceleration of
6m/s2. Compute the force in pounds
1 answer
1,432 views
When a 644 lb boat is moving at 10fps, the motor conks out. How much farther will the boat
glide, assuming its resistance to
2 answers
2,057 views
For Set A, how many of the numbers are greater than 42? _____
Set A 1|0 2|1 1 4 4 3|5 4|0 1 3 5|0 1
1 answer
261 views
Referring to the Fig. in Question #22, think about first picking a card and then
rolling the die. Give the probability in
1 answer
314 views
The Downtown Theater has 1 ticket window. In how many ways can 4 people
line up to buy tickets?
1 answer
380 views
The Downtown Theater has 1 ticket window. In how many ways can 3 people
line up to buy tickets? _____
1 answer
320 views
You bought one $2 chance on an $84 radio. Sixty chances were sold. What
is your expectation? ( not 0.57)
1 answer
370 views
Suppose the cards shown are mixed and placed facedown. Think about
drawing a card and without replacement drawing a second card.
2 answers
278 views
Suppose the cards shown are mixed and placed facedown. Think about
drawing a card and without replacement drawing a second card.
1 answer
298 views
Stereo Inc. sells a stereo system for $400 down and monthly payments of $60 for the next 3 years. If the interest rate is 4.5%
1 answer
622 views
4x^2+8x+3=0
1 answer
146 views
the sum of two number is 16 and thier diffrerence
1 answer
159 views
if the measure of angle 7 is 2x and the measure of angle 8 is 4x what does x equal
1 answer
307 views
find three consecutive even integers such that the product of the second and the third exceed the product of the first and third
2 answers
762 views
Which one is incorrect?
A-Each of the players have a locker. B-There go the members of the cast. C-Neither of the reports is
0 answers
256 views
Read this stanza from “The Song of Wandering Aengus” by William Butler Yeats.
I went out to the hazel wood, Because a fire
2 answers
831 views
Nine subtracted from the product of 7 and a number is at least −15.
1 answer
341 views
–3f2 − 5f
Number of terms: Degree:
1 answer
249 views
A lamp located with its base at (3,0) has an unspecified height and casts a shadow on the ellipse 𝑥^2+4𝑦^2 = 5 such that
4 answers
312 views
At a restaurant jars of tomato sauce are stored in boxes in the pantry. Each box contains 8 jars of tomato sauce. A cook uses 2
2 answers
1,771 views
An airplane was at a cruising
altitude, then descended 3800 feet. If the airplane is at 28,000 feet now, what was the cruising
1 answer
496 views
There are six barrels, containing 15 gallons, 8 gallons, 17 gallons, 13
gallons, 19 gallons, and 31 gallons. Each barrel contains
1 answer
2,295 views
Why is it illegal to download music from many P2P networks?
1 answer
541 views
what living things can reproduce grow or repair
1 answer
392 views
Why did the growth of trade and industry weaken feudalism
8 answers
3,614 views
A pendulum of length l metres takes t seconds to complete one full oscillation. The formula for T is:
T = 2π √(l/g) Where g
2 answers
1,247 views
Developmental psychologists study all of the following EXCEPT: -What part of the brain is involved in the development of
2 answers
999 views
WHAT DO YOU MEAN BY "POSITIVE ION(CATION)"
DOES IT HAVE A VALUE OF -e= -1.6x10^-19? or the opposite one +e?
1 answer
355 views
3. The three major types of radioactive decay of an unstable nucleus are alpha particles, beta particles, and gamma rays.
Compare
1 answer
761 views
How do the beliefs of being a Christian and being a Crusader contradict each other?
How are the ideas of the Crusades used today
1 answer
550 views
1. Find the angle of elevation of the top of a flagpole 31.9 m high from a point 55 m away on
level ground.
1 answer
456 views
sin^- 1 (2sin pi/12 * cos pi/12)
1 answer
401 views
Jack drew 23 hearts and 54 circles. What is the ratio of hearts to all shapes?
2 answers
865 views
If sin x = 1/5 with x in QII , find cos(x/2)
1 answer
473 views
For what values of the constants b and d is (-2,4) a maximum point of y=bx^2+dx?
1 answer
435 views
what is the answer to week 23 social studies crossword 5th grade
1 answer
191 views
When are first amendment rights not guaranteed?
A When journalist act in a controversial manner B When journalist tell people the
1 answer
700 views
why is acting lawfully and ethically important for journalists
A it helps journalists remain credible B it keeps people focused
3 answers
756 views
the first amendment only applies to those who write for newspapers
True false ****
2 answers
648 views
Write the statement “cars are vehicles” as a conditional statement. Then write the converse.
Also, write the inverse.
1 answer
575 views
Please help me with this question, Thank You.
Mrs. Isabelle is making paper and plastic foam animals for her first-grade class.
1 answer
2,243 views
6400 in the ratio 3:5
1 answer
449 views
Suppose T is a transformation from ℝ2 to ℝ2. Find the matrix A that induces T if T is reflection over the line y=−3/2x.
Ple
1 answer
2,501 views
Let L1 be the line passing through the points Q1=(4, 2, −3) and Q2=(0, −2, 3). Find a value of k so the line L2 passing
2 answers
6,950 views
which is a characteristic of a short story?
A. Diagrams B. Theme C. Rhymed couplets D. Multiple plots and subplots <--I think
3 answers
474 views
Is it healthy to fill up on water when hungry? Or should I eat?
3 answers
118 views
A tennis ball is dropped from 1.93 m above the ground. It rebounds to a height of 0.921 m.With what velocity does it hit the
3 answers
2,404 views
A tennis ball is dropped from 1.93 m above the
ground. It rebounds to a height of 0.921 m. With what velocity does it hit the
1 answer
511 views
A tennis ball with a speed of 28.3 m/s is
moving perpendicular to a wall. After striking the wall, the ball rebounds in the
1 answer
1,660 views
During a baseball game, a batter hits a high
pop-up. If the ball remains in the air for 6.36 s, how high does it rise? The
3 answers
8,723 views
A runner is jogging in a straight line at a
steady vr= 5 km/hr. When the runner is L= 7.1 km from the finish line, a bird begins
2 answers
1,278 views
A.North Pole
B.international date line C.equator D.prime meridian
4 answers
785 views
Which accurately describes how the Treaty of Tordesillas impacted countries in South America?
A. Portugal was given control over
3 answers
793 views
From a ship two lighthouse bears N40°E .after the ship traveled 15.0 miles, on a course of 135° they bear 10° and 345°
1 answer
577 views
How did women aid the war effort?
1 answer
1,373 views
5×3^n
1 answer
377 views
How are the governments of Australia and the Pacific islands similar? How are they different?
1 answer
1,233 views
Which of the following was the purpose of the first British colony in Australia?
A. to benefit from Australia's strategic
7 answers
2,721 views
Which of the following is the best explanation for the collapse of the Soviet Union?
A. The government spent money on the
6 answers
1,236 views
Act II of A Christmas Carol: Scrooge and Marley contains several messages. In a paragraph, explain how one of these messages is
1 answer
599 views
In a parallel circuit, ET = 240 V, R = 400 W, and XL = 300 W. What is P?
1 answer
955 views
A series RL circuit contains two resistors and two inductors. The resistors are 27 W and 47 W. The inductors have inductive
1 answer
1,588 views
How were the ideas of Enlightenment thinkers influenced by the Scientific Revolution?
35 answers
3,480 views
Which of the following technologies required the measurement of the stars for navigation?
A. compass** B. lateen C. Mercator
9 answers
3,397 views
in the balanced equation ,cs2+3o2 co2 +2so2 , how many moles of would react with 34.5 mols of ?
1 answer
1,020 views
Between 1860 and 1914, what was the destination of 90 percent of European emigrants?
17 answers
2,668 views
The compound adrenaline contains 56.79% C, 6.56%H, 8.28% N, and 28.37% O by mass. Assuming 100 g of adrenaline, how many moles
1 answer
535 views
The sum of 16 and Janelle's age is 53
2 answers
527 views
if f(x) = 16^x/(16^x + 4)
find f(1/2017) + f(2/2017) +f(3/2017) + ...+ f(2016/2017)
3 answers
690 views
In response to which acts did colonial opposition become violent?
stamp act sugar act townshend act tea act
5 answers
1,557 views
Please someone answer this question for me .If you want to work in the lab what were you trying to demonstrate...............
Tha
2 answers
394 views
Calculate how much energy is stored in a 17μF capacitor when it is charged to a potential
difference of 200 V
2 answers
1,044 views
Experiments show that the concentration of substance X in a first order chemical reaction at future time (in seconds) t i.e.
2 answers
687 views
It cost Mr. Andrews 200,000 dollars to build a house. He sold it to Ms. Bond at a 10 percent profit. Later Ms. Bond sold it to
4 answers
2,032 views
Find an equation for a line that contains (4, 9) and is perpendicular to the graph of y = 7x + 3/8
Answer choices 1. y = -1/7 x +
2 answers
496 views
Use the following sequence of numbers to answer the questions that follow. 320, 80, 20, 5, …… Write the explicit equation
3 answers
554 views
If it takes 5 machines 5 minutes to make 5 widgets, how long would it take 100 machines to make 100 widgets?
1 answer
1,074 views
200 cans of food were distributed to 3 charity homes. 2/5 of the cans were given to the first home, 1/3 of the remainder to the
2 answers
584 views
a piece of clay with a mass of 0.30 kg is tied to the end of a string 6.5 meters in length, and then whirled around in a
1 answer
964 views
Daisy saved 4/5 of her salary. She gave 1/3 of the money she had saved to her mother. If she gave $300 to her mother, what was
1 answer
623 views
Judy spent 1/6 of her money on a pair of shoes and 2/5 of it on a bag. She then had $26 left.
a) What Fraction of her money did
2 answers
1,176 views
You are making costumes for the school play. Each costume needs a piece of ribbon that is 5858 yard long. How many yards of
4 answers
1,710 views
Lindsey read 2/5 of a book on Monday. She read 12 pages on Tuesday. If she still had 1/2 of the book to read, how many pages
2 answers
800 views
In order to compare to function to determine which has the greater output for the input 0, which characteristic of the function
2 answers
1,451 views
In a shop, There are 25 bicycles and tricycles. There are 63 wheels in all. Find the number of bicycles in the shop.
2 answers
1,336 views
A girl starts to walk to her school, which is 20 miles away, at 6:50 and at a rate of 3 miles per hour. After a while, her dad
1 answer
855 views
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