10/03/23

Momentum Physics│Please Help!
1.A 5 kg object is moving with a velocity of 10 m/s. An impulse of 100 N/s is applied to the object. What is the momentum of the object after the impulse is applied?2.A 4 kg mass moves at 2 m/s... more
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10/02/23

Calculus Homework
Find (f^-1)'(a). f(x)=5x^3+4x^2+6x+8, a=8(f^-1)'(a)=
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10/02/23

what is parallel to y=-3x-2 and passes through the point ( -4,-5 )
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10/02/23

PHYSICS PRACTICE PROBLEM-NEED HELP FOR EXAM COMING UP
A frog jumps straight up with an initial vertical velocity of 2.5 m/s. Ignoring air resistance, from the time it leaves the ground how long does it take the frog to return to the ground AND what... more
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10/02/23

If Kc = 82 for the reaction below at 200.0 K, then what is the value of Kp? (R = 0.0821 L･atm/mol･K.) 2 NO₂ (g) ⇌ N₂O₄ (g)
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10/02/23

How long, in seconds, would it take for the concentration of A to decrease from 0.950 M to 0.350 M?
The rate constant for this first-order reaction is 0.170 s^-1 at 400 degrees Celsius. A-->productst=
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10/02/23

Math question from Algebra 2
Write h(x) = -3x4 +21x³ - 48x² +36x in terms of its linear factors if (x-3) is one of the factors.
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10/02/23

Math question from Algebra 2

Knowing that f(4) = 0, find all the zeros of f(x) = x³ -13x² +44x -32
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10/01/23

The heat capacity (calorimeter constant) of the calorimeter is 34.85 kJ/ ∘C, what is the heat of combustion per gram of the material?
A 2.333 g sample of a new organic material is combusted in a bomb calorimeter. The temperature of the calorimeter and its contents increase from 25.17 ∘C to 30.62 ∘C.The heat capacity (calorimeter... more
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10/01/23

How much heat energy is needed to raise the temperature of 2.66 kg of this oil from 23 °C to 191 °C?

The specific heat of a certain type of cooking oil is 1.75 J/(g⋅°C). How much heat energy is needed to raise the temperature of 2.66 kg of this oil from 23 °C to 191 °C?q= ?J
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10/01/23

Use the Rational Zero Theorem to find all real zeros
x4 + 4x3 − 46x2 − 4x + 45 = 0
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10/01/23

Use the Rational Zero Theorem to find all real zeros
2x4 − 5x3 − 6x2 + 20x − 8 = 0
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10/01/23

Find all complex solutions (real and non-real)
x3 + 12x2 + 46x + 60 = 0
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10/01/23

Use the Factor Theorem to find all real zeros for the given polynomial function and one factor
f(x) = 2x3 − 15x2 + 31x − 18;    x − 1
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09/30/23

Find all values of c such that f'(c) does not exist
Find all values of c such that f'(c) does not existUsing the function f(x)= (x+7)2/5Find all values of c such that f'(c) does not existc=?
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09/30/23

Find f(4) and f'(4), assuming that the tangent line to y= f(x) at a=4 is y= -6x + 2.
Find f(4) and f'(4), assuming that the tangent line to y= f(x) at a=4 is y= -6x + 2.f(4) = ?f'(4) = ?
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09/30/23

Reaction Mechanism of Cyclohexene to Adipic Acid
In detailed steps, how exactly can I draw the complete reaction mechanism of the oxidation of cyclohexene to adipic acid using hot acidic KMnO4?
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09/30/23

Some Chemistry questions I am struggling with...
I would love to know how to find the condensation point, London Dispersion Forces and boiling point.These are my questions: Select which of the following hydrocarbons would exhibit a higher... more
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09/30/23

Calculus Homework

A street light is mounted at the top of an 18-ft-tall pole. A man 6ft tall walks away from the pole with a speed of 8ft/s along a straight path. How fast is the tip of his shadow moving when he is... more
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09/29/23

Related Rates Inverted Cone problem
Water is leaking out of an inverted conical tank at a rate of 7200 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 13... more
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09/29/23

Calculus Question
Two cars start moving from the same point. one travels south at 30 mi/h and the other travels west at 70 mi/h. At what rate is the distance between the cars increasing 4 hours later?
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09/29/23

Applications of Trigonometric Functions
An object is attached to a coiled spring. The object begins at its rest position at t=0 seconds. It is then propelled downward. Write an equation for the distance of the object from its rest... more
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09/29/23

Calculus Question
If  y=x^3+4x   and  dx/dt=7.   Find  dy/dt when   x=5.
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09/29/23

Calculus Question
If a snowball melts so that its surface area decreases at a rate of 0.3cm^2/min, find the rate at which the diameter decreases when the diameter is 13cm. 
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09/29/23

Calculus Question
A street light is mounted at the top of a 15 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 4 ft/sec along a straight path. How fast is the tip of her shadow moving when... more
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