Questions Answered

Jire:
This is for the single most important physics paper I have made when studying high school physics. Imagine two let's say cylindrical magnets…
 updated 7 months ago
 4 replies
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Jire:
Explain this complex concept with formulas, physics pros; magnetic dipole moments. It's for an important research. The formulas are on this …
 updated 8 months ago
 3 replies
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Jire:
Here's one that should swift and easy for someone with a sense of geometry. The matter is very urgent, if I may say. Imagine two squares on …
 updated 7 months ago
 2 replies
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SimplyDanii:
J. J. Thomson’s experiments showed that the atom
A: has an overall positive charge
B: contains negatively charged particles
…
 updated one year ago
 2 replies
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karinamtz0213:
What is biomass?
Where does biomass come from?
How does biomass work?
…
 updated one year ago
 4 replies
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kailbo:
what is the relationship between muscles and bones.
 updated one year ago
 1 reply
 1 Medal

Jire:
(x^2 + x) / (x  1) Discuss the behaviour as x > 1 (x approaches but never reaches 1) Btw "discuss" here just means that you give the limit…
 updated one year ago
 1 reply
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Jire:
Help with limits (See picture)
 updated one year ago
 2 replies
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Jire:
URGGGEEEENT! A set of 10 lamps burn throughout the year. A single lamp has an 80% (0.8) chance of failing during the year. What is the proba…
 updated one year ago
 14 replies
 1 Medal

Jire:
This is uuurgeeent. The diameters produced by a machine are normally distributed with a mean of 10cm and a standard deviation of 0.1cm. Find…
 updated one year ago
 2 replies
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Jire:
The probability to win a prize is 0.25 with one go. The game is played for 10 times. X denotes the number of prices won. Find E(X)
 updated one year ago
 18 replies
 1 Medal

Jire:
Quick help  stuck with a probability question! A 6sided die is rolled twice. The outcome each time is either 6 or not 6
…
 updated one year ago
 10 replies
 1 Medal

Jire:
if p = sin40 then why is sin140 = p too? isnt it supposed to be a 90 degree difference or something?
 updated one year ago
 8 replies
 3 Medals

Jire:
Superuper urgent basic "differentiate with respect to x" problem: sqrt of [3  4x]
Since my booklet says formula is x^n = n*x^(n1)
…
 updated one year ago
 47 replies
 1 Medal

brittc:
which equation matches the statment " the sum of 4x and 2 is 9
4x+2=9
…
 updated one year ago
 3 replies
 1 Medal

Jire:
Find the period and amplitude of the following functions! *PICTURE INCLUDED*
 updated one year ago
 11 replies
 1 Medal

Jire:
PLEASE HELP QUICK. Show that sin(90θ) = cosθ (where a right angle triangle has sides b and a and hypotenuse c, where b is longer than a) <…
 updated one year ago
 27 replies
 1 Medal

Jaaaaneeel:
is this equation true or false?
the equation 4x3=12+2x has exactly one solution
 updated one year ago
 1 reply
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sandra22:
Two cars travel...
 updated one year ago
 6 replies
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Jire:
*SUPER URGENT* Please explain how the concept of torque applies to a circuit  in a situation where the flow of electrons in a circuit goes …
 updated one year ago
 36 replies
 1 Medal

Jire:
Is electromagnetic torque also something found inside every circuit through which current is traveling? Because when i searched for electrom…
 updated one year ago
 4 replies
 1 Medal

RamXRam:
a/b =10a what number should B be?
 updated one year ago
 3 replies
 1 Medal

annie1111:
2x3
 updated one year ago
 17 replies
 2 Medals

californiagirl55:
Is this the right answer: 4/3 * 3.14 * 17 ^3 = 20,569
 updated one year ago
 2 replies
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xkat:
the number pi^34pi is equal to?
 updated one year ago
 4 replies
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Jire:
if i have like 48 numbers F. ex. 31.2 and the lowest is 20.4 and the highest 34.3 and I'm to make a frequency table of this, what intervals …
 updated one year ago
 1 reply
 1 Medal

waheguru:
Is this correct
 updated one year ago
 5 replies
 1 Medal

Jire:
*SIMPLE STATISTICS QUESTION* You're presented with a 8x6 table of numbers, for example: 1.70, 2.02, 1.59. "Construct a frequency table using…
 updated one year ago
 1 reply
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Jire:
EXTREMELY URGENT *Simplifications are accepted if no other way is found* I need to DETERMINE the FORCE exerted by an ELECTROMAGNET to an I…
 updated one year ago
 12 replies
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Jire:
Could someone provide a source/tell himself to me some essential parts about dealing with matrices and vectors? All kinds of tips and hints …
 updated one year ago
 6 replies
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