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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
753 views
slope 5/4 passing through -1,9
2 answers
209 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
223 views
For the trigonometric function y = tan(¾ x), the period can be expressed as aπ/b radians.
1 answer
168 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
204 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
483 views
what 2 numbers greater than 40 have only 2 or 3 for prime numbers
1 answer
187 views
I am an even multiple of 2. If you reverse my digits, I become a multiple of 9. Who am I?
1 answer
264 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
301 views
risky behaviour of a social
1 answer
260 views
The difference between static friction and kinetic (sliding) friction is that
1 answer
260 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
825 views
what are the dimentions of three different rectangular prisms that each have a surface area of 72?
1 answer
654 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
669 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
1,404 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
2,036 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
236 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
296 views
The Downtown Theater has 1 ticket window. In how many ways can 4 people
line up to buy tickets?
1 answer
348 views
The Downtown Theater has 1 ticket window. In how many ways can 3 people
line up to buy tickets? _____
1 answer
301 views
You bought one $2 chance on an $84 radio. Sixty chances were sold. What
is your expectation? ( not 0.57)
1 answer
336 views
Suppose the cards shown are mixed and placed facedown. Think about
drawing a card and without replacement drawing a second card.
2 answers
259 views
Suppose the cards shown are mixed and placed facedown. Think about
drawing a card and without replacement drawing a second card.
1 answer
283 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
580 views
4x^2+8x+3=0
1 answer
132 views
the sum of two number is 16 and thier diffrerence
1 answer
146 views
if the measure of angle 7 is 2x and the measure of angle 8 is 4x what does x equal
1 answer
292 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
725 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
241 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
802 views
Nine subtracted from the product of 7 and a number is at least −15.
1 answer
328 views
–3f2 − 5f
Number of terms: Degree:
1 answer
239 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
300 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
1,738 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
468 views
There are six barrels, containing 15 gallons, 8 gallons, 17 gallons, 13
gallons, 19 gallons, and 31 gallons. Each barrel contains
1 answer
2,254 views
Why is it illegal to download music from many P2P networks?
1 answer
530 views
what living things can reproduce grow or repair
1 answer
378 views
Why did the growth of trade and industry weaken feudalism
8 answers
3,548 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
1,213 views
Developmental psychologists study all of the following EXCEPT: -What part of the brain is involved in the development of
2 answers
974 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
330 views
3. The three major types of radioactive decay of an unstable nucleus are alpha particles, beta particles, and gamma rays.
Compare
1 answer
721 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
528 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
436 views
sin^- 1 (2sin pi/12 * cos pi/12)
1 answer
385 views
Jack drew 23 hearts and 54 circles. What is the ratio of hearts to all shapes?
2 answers
834 views
If sin x = 1/5 with x in QII , find cos(x/2)
1 answer
455 views
For what values of the constants b and d is (-2,4) a maximum point of y=bx^2+dx?
1 answer
424 views
what is the answer to week 23 social studies crossword 5th grade
1 answer
171 views
When are first amendment rights not guaranteed?
A When journalist act in a controversial manner B When journalist tell people the
1 answer
660 views
why is acting lawfully and ethically important for journalists
A it helps journalists remain credible B it keeps people focused
3 answers
731 views
the first amendment only applies to those who write for newspapers
True false ****
2 answers
628 views
Write the statement “cars are vehicles” as a conditional statement. Then write the converse.
Also, write the inverse.
1 answer
548 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
2,219 views
6400 in the ratio 3:5
1 answer
434 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
2,469 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
6,924 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
458 views
Is it healthy to fill up on water when hungry? Or should I eat?
3 answers
98 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
2,380 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
486 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
1,633 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
8,680 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
1,229 views
A.North Pole
B.international date line C.equator D.prime meridian
4 answers
755 views
Which accurately describes how the Treaty of Tordesillas impacted countries in South America?
A. Portugal was given control over
3 answers
762 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
553 views
How did women aid the war effort?
1 answer
1,350 views
5×3^n
1 answer
358 views
How are the governments of Australia and the Pacific islands similar? How are they different?
1 answer
1,206 views
Which of the following was the purpose of the first British colony in Australia?
A. to benefit from Australia's strategic
7 answers
2,676 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
1,199 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
571 views
In a parallel circuit, ET = 240 V, R = 400 W, and XL = 300 W. What is P?
1 answer
930 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
1,551 views
How were the ideas of Enlightenment thinkers influenced by the Scientific Revolution?
35 answers
3,430 views
Which of the following technologies required the measurement of the stars for navigation?
A. compass** B. lateen C. Mercator
9 answers
3,367 views
in the balanced equation ,cs2+3o2 co2 +2so2 , how many moles of would react with 34.5 mols of ?
1 answer
999 views
Between 1860 and 1914, what was the destination of 90 percent of European emigrants?
17 answers
2,632 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
503 views
The sum of 16 and Janelle's age is 53
2 answers
503 views
if f(x) = 16^x/(16^x + 4)
find f(1/2017) + f(2/2017) +f(3/2017) + ...+ f(2016/2017)
3 answers
630 views
In response to which acts did colonial opposition become violent?
stamp act sugar act townshend act tea act
5 answers
1,525 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
374 views
Calculate how much energy is stored in a 17μF capacitor when it is charged to a potential
difference of 200 V
2 answers
1,018 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
659 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
2,001 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
468 views
Use the following sequence of numbers to answer the questions that follow. 320, 80, 20, 5, …… Write the explicit equation
3 answers
527 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
998 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
559 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
937 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
590 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
1,149 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
1,672 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
767 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
1,415 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
1,303 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
817 views
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