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Let m, n ∈ N. Show that M(m x n;R) with the sum and product with numbers in R is a vector space.

Arctic asked Oct 2, 2024

by Arctic

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80.9k views

A student compresses the spring in a pop-up toy a distance of 0.02 m. If 0.068 J of energy are stored in the toy, what is the toy's spring constant? 1) 120 N/m 2) 170 N/m 3) 225 N/m 4) 340 N/m

Trianna Brannon asked Oct 2, 2024

by Trianna Brannon

8.5k points

1 answer

4 votes

187k views

A small cart is rolling at constant velocity vo on a flat track. As it continues to move, a launcher, fixed onto the cart, fires a marble straight up into the air when the end of the launching barrel is

Jake Muller asked Oct 2, 2024

by Jake Muller

7.6k points

1 answer

1 vote

15.0k views

If you were to chop a magnet in half and separate the pieces, how would each piece behave?

Anubhava asked Oct 2, 2024

by Anubhava

8.2k points

1 answer

3 votes

151k views

A particle of mass m uniformly accelerates as it moves counterclockwise along the circumference of a circle of radius r. a) The particle experiences centripetal acceleration. b) The particle moves with

Alexej Kubarev asked Oct 2, 2024

by Alexej Kubarev

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1 answer

4 votes

156k views

Determine whether the given set of vectors in M^2 (R) is linearly independent. a1 ,a2,a3 where ai are vectors in M^2(R). a) Yes, linearly independent b) No, linearly dependent

Fiction asked Oct 2, 2024

by Fiction

8.2k points

1 answer

4 votes

63.5k views

In a second-order system with a resonant frequency gain of 10 dB at 100 rad/sec, what is the damping ratio for this system? a) 0.707 b) 0.5 c) 0.316 d) 1.414

Marek Takac asked Oct 2, 2024

by Marek Takac

7.9k points

1 answer

1 vote

189k views

An aeroplane flies 1000 kilometers west and then 1000 km north, then it flies back to the starting place by the shortest route. Its speed is 400 kilometers per hour throughout. What is the average velocity

Prince Patel asked Oct 2, 2024

by Prince Patel

8.3k points

1 answer

0 votes

30.3k views

Match the following conditions with the type of acid-base imbalance that they will most likely cause. Choices may be used more than once. excessive intake of antacids. Ketosis is uncontrolled diabetes

Christian Grabowski asked Oct 2, 2024

by Christian Grabowski

7.5k points

1 answer

2 votes

6.9k views

When identifying a symptom what can you use on the IRD to gather info related to left/right-handed polarization problems?

Mcwitt asked Oct 2, 2024

by Mcwitt

7.6k points

1 answer

5 votes

103k views

What is the most commonly used modality that is a constant and direct current? 1) AC 2) DC 3) AC/DC 4) None of the above

Digout asked Oct 2, 2024

by Digout

7.7k points

1 answer

4 votes

19.2k views

Sally walks into a dark room and notices that she can see specific objects in the room better if she looks slightly to one side of the object rather than directly at it. This is because by looking off

Seunghun asked Oct 2, 2024

by Seunghun

7.4k points

1 answer

5 votes

129k views

A typical hot carcass weight range is 1,200 to 1,300 lbs. A. True B. False

Bradley D asked Oct 2, 2024

by Bradley D

7.8k points

1 answer

0 votes

188k views

Characterized by phyllitic foliation. Distinguished from slate by shiner, satinlike luster + more noticeable crystals (fine grain not very fine)

Habax asked Oct 2, 2024

by Habax

8.7k points

1 answer

0 votes

119k views

What happens to the potential energy along the horizontal axis from right to left at part II on the heating curve?

Jared Pochtar asked Oct 2, 2024

by Jared Pochtar

7.5k points

1 answer

5 votes

67.2k views

What are the outcomes if someone has a gait speed of <1 m/s? a) Increased risk of falls b) Normal mobility c) Enhanced cardiovascular health d) Improved joint stability

Alex Brasetvik asked Oct 2, 2024

by Alex Brasetvik

8.2k points

1 answer

2 votes

65.9k views

An eastern red bat is flying at 28 m/s with a momentum of 0.282 kg m/s what is his mass in kg

Romuald asked Oct 2, 2024

by Romuald

8.3k points

1 answer

4 votes

66.8k views

What is true concerning bromine and krypton? Both have EC ending in \(p^5\) Both have QN \(n = 3\) Both have QN \(m = +1\) Their highest energy electrons have the same spins a) True b) False

Danf asked Oct 2, 2024

by Danf

7.7k points

1 answer

2 votes

225k views

Judith is pushing a box up an inclined plane with a height of 5 meters and a length of 75 meters. What is the mechanical advantage of this inclined plane? a) 0.07 b) 0.67 c) 0.75 d) 7.5

Martin Rohwedder asked Oct 2, 2024

by Martin Rohwedder

8.3k points

1 answer

2 votes

152k views

A storage tank 24 m high is filled with gasoline. (a) Find the gauge pressure at the bottom of the tank.

Anuj Rana asked Oct 2, 2024

by Anuj Rana

7.9k points

1 answer

2 votes

228k views

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