11/01/23

Mean Value Theorem

Suppose that f(0) = 3 and f'(x) < 4 for all values of x. Use the Mean Value Theorem to determine how large f(4) can possibly be. Answer: f(4) < 3
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11/01/23

average slope find

let f(x) = x sqrt x+7 . Answer the following questions Find the average slope of the function f on the interval [ -7,0] . Average slope = Verifty the Mean Value Theorem by finding a number c in (... more
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11/01/23

Derivatives and Shape of Graph
Consider the function q(t)=e^t/(3+e^t)interval(s) on which q is increasing:interval(s) on which q is decreasing:point(s) at which q achieves a local maximum:point(s) at which q achieves a local... more
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10/31/23

We talked about this in class today, but I dont know how to do this one. Could someone please help me out? Thank you so much!!!
Given the following balanced equation, determine the rate of reaction with respect to [NOCl]. If the rate of Cl₂ loss is 4.84 × 10²⁻ M/s, what is the rate of formation of NOCl? 2 NO(g) + Cl₂(g) → 2... more
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10/31/23

What is the oxidation number of "Cr" in Cs2Cr2O7?

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10/30/23

Three parts to this problem. Questions for both parts and additional info listed in "Description" below.
A pair of fuzzy dice is attached to the rearview mirror of a car with a short string. When the car accelerates forward, the string makes an angle of 7.17 degrees from the vertical.Part a) Sketch a... more
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10/29/23

This problem has four parts. I will list the question to each part and additional info in "Description" below.
A block of mass m = 150 kg rests against a spring with a spring constant of k = 830 N/m on an inclined plane which makes an angle of θ degrees with the horizontal. Assume the spring has been... more
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10/29/23

Question and Problem information is in "Description" below.

A spring with a spring constant of k = 191 N/m is initially compressed by a block at a distance d = 0.39 m from its unstretched length. The block is on a horizontal surface with coefficients of... more
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10/29/23

Calculate the minimum coefficient of friction needed to negotiate the curve.

A car negotiates an unbanked 80.7 m radius curve at 23.4 m/s.
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10/28/23

Rotation problem (I am completely lost please help!)
A girl pushes on a large stone sphere. The sphere has a mass of 8200 kg and a radius of 90 cm and floats with nearly zero friction on a on the sphere tangent to its surface with a steady force... more
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10/28/23

PHYSICS-diameter, inertia, and mass (I thought I understood but kept getting wrong answer)
A bicycle rim has a diameter of 0.65 m and a moment of inertia, measured about its center, of 0.19 kg⋅m2What is the mass of the rim?
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10/28/23

Anatomy and Torque Question (please help! I am confused!)
An athlete at the gym holds a 3.5 kg steel ball in his hand. His arm is 70 cm long and has a mass of 4.0 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out... more
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10/28/23

PHYSICS-Force and torque question (I am confused on these types of problems)
The tune-up specifications of a car call for the spark plugs to be tightened to a torque of 34 N⋅m . You plan to tighten the plugs by pulling on the end of a 25-cm-long wrench. Because of the... more
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10/28/23

This problem has two parts. The questions of both parts along with additional info will be listed in "Description".
Suppose a 57.5 kg gymnast is climbing a rope. Therefore, m = 57.5 kg. Part a) What is the tension in the rope, in newtons, if he climbs at a constant speed?Part b) What is the tension in the rope,... more
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10/27/23

Right circular cone
Gravel is being dumped from a conveyor belt at a rate of 40 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast... more
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10/27/23

Geometry essay / paragraph proof
Given: XN is congruent to NZ and NY is congruent to NW.Based on the information, can you determine that the quadrilateral must be a parallelogram? Explain.
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10/27/23

Reaction mechanisms for set of given reactions

Please assist in drawing full reaction mechanisms for the following reactions:(reagents shown in italics, where having)a) propanoic acid + CH2N2 ---> methylpropanoate + N2b) benzoic acid... more
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10/27/23

Please help with resulting products of given reactions
what would be the resulting products from the following reactions:(reagents shown in italics)a) 2-methylcyclopentanoic acid ---CH3OH/H2SO4---> ?b) 4-methylbenzoic acid ---SOCl2---> ?c)... more
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10/27/23

Help provide resulting products for given reactions
Please assist in giving pointers for oroducts of the reactions in the attached image:https://ibb.co/cX3gz5C
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10/27/23

HELP ME PLEASE I CANT FIGURE THIS OUT
Write an absolute value inequality that represents the situation. Then solve the inequality. The difference between the areas of the figures is less than 2. The absolute value inequality... more
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10/27/23

Which Substance is more reactive: Oxetane or Ethylene Oxide?
Between Oxetane and Ethylene Oxede, which Substance is more reactive? And why exactly so? Would it be correct to assume that rings that have 3 members are marked with more strain that those that... more
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10/27/23

Wave Properties│Please Help!
A wave along a guitar string has a frequency of 540 Hz and a wavelength of 2.5 meters. Calculate the speed of the wave.
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10/27/23

Wave Properties│Please Help!
The speed of sound in air is about 340 m/s. What is the wavelength of sound waves produced by a guitar string vibrating at 490 Hz?
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10/26/23

Write an equation of a parabola with​ x-intercepts at (1/2,0) and (-8,0) which passes through the point (0,8).
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10/26/23

Solve this Physics Problem
A girl on a skateboard (total mass of 40 kg) is moving at a speed of 13 m/s at the bottom of a long ramp. The ramp is inclined at 11° with respect to the horizontal. If she travels 14.0 m upward... more
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